64905900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{193}}^1$

素因数の和:288

約数の個数: 144

約数和(自身を含む): 202070400

約数和(自身を除く): 137164500

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 25, 30, 38, 50, 57, 59, 60, 75, 76, 95, 100, 114, 118, 150, 177, 190, 193, 228, 236, 285, 295, 300, 354, 380, 386, 475, 570, 579, 590, 708, 772, 885, 950, 965, 1121, 1140, 1158, 1180, 1425, 1475, 1770, 1900, 1930, 2242, 2316, 2850, 2895, 2950, 3363, 3540, 3667, 3860, 4425, 4484, 4825, 5605, 5700, 5790, 5900, 6726, 7334, 8850, 9650, 11001, 11210, 11387, 11580, 13452, 14475, 14668, 16815, 17700, 18335, 19300, 22002, 22420, 22774, 28025, 28950, 33630, 34161, 36670, 44004, 45548, 55005, 56050, 56935, 57900, 67260, 68322, 73340, 84075, 91675, 110010, 112100, 113870, 136644, 168150, 170805, 183350, 216353, 220020, 227740, 275025, 284675, 336300, 341610, 366700, 432706, 550050, 569350, 649059, 683220, 854025, 865412, 1081765, 1100100, 1138700, 1298118, 1708050, 2163530, 2596236, 3245295, 3416100, 4327060, 5408825, 6490590, 10817650, 12981180, 16226475, 21635300, 32452950, 64905900]

約数ペア:

[(1, 64905900), (2, 32452950), (3, 21635300), (4, 16226475), (5, 12981180), (6, 10817650), (10, 6490590), (12, 5408825), (15, 4327060), (19, 3416100), (20, 3245295), (25, 2596236), (30, 2163530), (38, 1708050), (50, 1298118), (57, 1138700), (59, 1100100), (60, 1081765), (75, 865412), (76, 854025), (95, 683220), (100, 649059), (114, 569350), (118, 550050), (150, 432706), (177, 366700), (190, 341610), (193, 336300), (228, 284675), (236, 275025), (285, 227740), (295, 220020), (300, 216353), (354, 183350), (380, 170805), (386, 168150), (475, 136644), (570, 113870), (579, 112100), (590, 110010), (708, 91675), (772, 84075), (885, 73340), (950, 68322), (965, 67260), (1121, 57900), (1140, 56935), (1158, 56050), (1180, 55005), (1425, 45548), (1475, 44004), (1770, 36670), (1900, 34161), (1930, 33630), (2242, 28950), (2316, 28025), (2850, 22774), (2895, 22420), (2950, 22002), (3363, 19300), (3540, 18335), (3667, 17700), (3860, 16815), (4425, 14668), (4484, 14475), (4825, 13452), (5605, 11580), (5700, 11387), (5790, 11210), (5900, 11001), (6726, 9650), (7334, 8850)]