81685500

素因数分解:

$2^2\times 3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1$

素因数の和:165

約数の個数: 192

約数和(自身を含む): 264176640

約数和(自身を除く): 182491140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 59, 60, 65, 71, 75, 78, 100, 118, 125, 130, 142, 150, 156, 177, 195, 213, 236, 250, 260, 284, 295, 300, 325, 354, 355, 375, 390, 426, 500, 590, 650, 708, 710, 750, 767, 780, 852, 885, 923, 975, 1065, 1180, 1300, 1420, 1475, 1500, 1534, 1625, 1770, 1775, 1846, 1950, 2130, 2301, 2769, 2950, 3068, 3250, 3540, 3550, 3692, 3835, 3900, 4189, 4260, 4425, 4602, 4615, 4875, 5325, 5538, 5900, 6500, 7100, 7375, 7670, 8378, 8850, 8875, 9204, 9230, 9750, 10650, 11076, 11505, 12567, 13845, 14750, 15340, 16756, 17700, 17750, 18460, 19175, 19500, 20945, 21300, 22125, 23010, 23075, 25134, 26625, 27690, 29500, 35500, 38350, 41890, 44250, 46020, 46150, 50268, 53250, 54457, 55380, 57525, 62835, 69225, 76700, 83780, 88500, 92300, 95875, 104725, 106500, 108914, 115050, 115375, 125670, 138450, 163371, 191750, 209450, 217828, 230100, 230750, 251340, 272285, 276900, 287625, 314175, 326742, 346125, 383500, 418900, 461500, 523625, 544570, 575250, 628350, 653484, 692250, 816855, 1047250, 1089140, 1150500, 1256700, 1361425, 1384500, 1570875, 1633710, 2094500, 2722850, 3141750, 3267420, 4084275, 5445700, 6283500, 6807125, 8168550, 13614250, 16337100, 20421375, 27228500, 40842750, 81685500]

約数ペア:

[(1, 81685500), (2, 40842750), (3, 27228500), (4, 20421375), (5, 16337100), (6, 13614250), (10, 8168550), (12, 6807125), (13, 6283500), (15, 5445700), (20, 4084275), (25, 3267420), (26, 3141750), (30, 2722850), (39, 2094500), (50, 1633710), (52, 1570875), (59, 1384500), (60, 1361425), (65, 1256700), (71, 1150500), (75, 1089140), (78, 1047250), (100, 816855), (118, 692250), (125, 653484), (130, 628350), (142, 575250), (150, 544570), (156, 523625), (177, 461500), (195, 418900), (213, 383500), (236, 346125), (250, 326742), (260, 314175), (284, 287625), (295, 276900), (300, 272285), (325, 251340), (354, 230750), (355, 230100), (375, 217828), (390, 209450), (426, 191750), (500, 163371), (590, 138450), (650, 125670), (708, 115375), (710, 115050), (750, 108914), (767, 106500), (780, 104725), (852, 95875), (885, 92300), (923, 88500), (975, 83780), (1065, 76700), (1180, 69225), (1300, 62835), (1420, 57525), (1475, 55380), (1500, 54457), (1534, 53250), (1625, 50268), (1770, 46150), (1775, 46020), (1846, 44250), (1950, 41890), (2130, 38350), (2301, 35500), (2769, 29500), (2950, 27690), (3068, 26625), (3250, 25134), (3540, 23075), (3550, 23010), (3692, 22125), (3835, 21300), (3900, 20945), (4189, 19500), (4260, 19175), (4425, 18460), (4602, 17750), (4615, 17700), (4875, 16756), (5325, 15340), (5538, 14750), (5900, 13845), (6500, 12567), (7100, 11505), (7375, 11076), (7670, 10650), (8378, 9750), (8850, 9230), (8875, 9204)]