61287200

素因数分解:

$2^5\times 5^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1$

素因数の和:187

約数の個数: 144

約数和(自身を含む): 165364416

約数和(自身を除く): 104077216

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 65, 71, 80, 83, 100, 104, 130, 142, 160, 166, 200, 208, 260, 284, 325, 332, 355, 400, 415, 416, 520, 568, 650, 664, 710, 800, 830, 923, 1040, 1079, 1136, 1300, 1328, 1420, 1660, 1775, 1846, 2075, 2080, 2158, 2272, 2600, 2656, 2840, 3320, 3550, 3692, 4150, 4316, 4615, 5200, 5395, 5680, 5893, 6640, 7100, 7384, 8300, 8632, 9230, 10400, 10790, 11360, 11786, 13280, 14200, 14768, 16600, 17264, 18460, 21580, 23075, 23572, 26975, 28400, 29465, 29536, 33200, 34528, 36920, 43160, 46150, 47144, 53950, 56800, 58930, 66400, 73840, 76609, 86320, 92300, 94288, 107900, 117860, 147325, 147680, 153218, 172640, 184600, 188576, 215800, 235720, 294650, 306436, 369200, 383045, 431600, 471440, 589300, 612872, 738400, 766090, 863200, 942880, 1178600, 1225744, 1532180, 1915225, 2357200, 2451488, 3064360, 3830450, 4714400, 6128720, 7660900, 12257440, 15321800, 30643600, 61287200]

約数ペア:

[(1, 61287200), (2, 30643600), (4, 15321800), (5, 12257440), (8, 7660900), (10, 6128720), (13, 4714400), (16, 3830450), (20, 3064360), (25, 2451488), (26, 2357200), (32, 1915225), (40, 1532180), (50, 1225744), (52, 1178600), (65, 942880), (71, 863200), (80, 766090), (83, 738400), (100, 612872), (104, 589300), (130, 471440), (142, 431600), (160, 383045), (166, 369200), (200, 306436), (208, 294650), (260, 235720), (284, 215800), (325, 188576), (332, 184600), (355, 172640), (400, 153218), (415, 147680), (416, 147325), (520, 117860), (568, 107900), (650, 94288), (664, 92300), (710, 86320), (800, 76609), (830, 73840), (923, 66400), (1040, 58930), (1079, 56800), (1136, 53950), (1300, 47144), (1328, 46150), (1420, 43160), (1660, 36920), (1775, 34528), (1846, 33200), (2075, 29536), (2080, 29465), (2158, 28400), (2272, 26975), (2600, 23572), (2656, 23075), (2840, 21580), (3320, 18460), (3550, 17264), (3692, 16600), (4150, 14768), (4316, 14200), (4615, 13280), (5200, 11786), (5395, 11360), (5680, 10790), (5893, 10400), (6640, 9230), (7100, 8632), (7384, 8300)]