51312300

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{223}}^1$

素因数の和:312

約数の個数: 144

約数和(自身を含む): 163322880

約数和(自身を除く): 112010580

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 59, 60, 65, 75, 78, 100, 118, 130, 150, 156, 177, 195, 223, 236, 260, 295, 300, 325, 354, 390, 446, 590, 650, 669, 708, 767, 780, 885, 892, 975, 1115, 1180, 1300, 1338, 1475, 1534, 1770, 1950, 2230, 2301, 2676, 2899, 2950, 3068, 3345, 3540, 3835, 3900, 4425, 4460, 4602, 5575, 5798, 5900, 6690, 7670, 8697, 8850, 9204, 11150, 11505, 11596, 13157, 13380, 14495, 15340, 16725, 17394, 17700, 19175, 22300, 23010, 26314, 28990, 33450, 34788, 38350, 39471, 43485, 46020, 52628, 57525, 57980, 65785, 66900, 72475, 76700, 78942, 86970, 115050, 131570, 144950, 157884, 171041, 173940, 197355, 217425, 230100, 263140, 289900, 328925, 342082, 394710, 434850, 513123, 657850, 684164, 789420, 855205, 869700, 986775, 1026246, 1315700, 1710410, 1973550, 2052492, 2565615, 3420820, 3947100, 4276025, 5131230, 8552050, 10262460, 12828075, 17104100, 25656150, 51312300]

約数ペア:

[(1, 51312300), (2, 25656150), (3, 17104100), (4, 12828075), (5, 10262460), (6, 8552050), (10, 5131230), (12, 4276025), (13, 3947100), (15, 3420820), (20, 2565615), (25, 2052492), (26, 1973550), (30, 1710410), (39, 1315700), (50, 1026246), (52, 986775), (59, 869700), (60, 855205), (65, 789420), (75, 684164), (78, 657850), (100, 513123), (118, 434850), (130, 394710), (150, 342082), (156, 328925), (177, 289900), (195, 263140), (223, 230100), (236, 217425), (260, 197355), (295, 173940), (300, 171041), (325, 157884), (354, 144950), (390, 131570), (446, 115050), (590, 86970), (650, 78942), (669, 76700), (708, 72475), (767, 66900), (780, 65785), (885, 57980), (892, 57525), (975, 52628), (1115, 46020), (1180, 43485), (1300, 39471), (1338, 38350), (1475, 34788), (1534, 33450), (1770, 28990), (1950, 26314), (2230, 23010), (2301, 22300), (2676, 19175), (2899, 17700), (2950, 17394), (3068, 16725), (3345, 15340), (3540, 14495), (3835, 13380), (3900, 13157), (4425, 11596), (4460, 11505), (4602, 11150), (5575, 9204), (5798, 8850), (5900, 8697), (6690, 7670)]