65754920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{577}}^1$

素因数の和:643

約数の個数: 128

約数和(自身を含む): 189768960

約数和(自身を除く): 124014040

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 37, 40, 44, 55, 56, 70, 74, 77, 88, 110, 140, 148, 154, 185, 220, 259, 280, 296, 308, 370, 385, 407, 440, 518, 577, 616, 740, 770, 814, 1036, 1154, 1295, 1480, 1540, 1628, 2035, 2072, 2308, 2590, 2849, 2885, 3080, 3256, 4039, 4070, 4616, 5180, 5698, 5770, 6347, 8078, 8140, 10360, 11396, 11540, 12694, 14245, 16156, 16280, 20195, 21349, 22792, 23080, 25388, 28490, 31735, 32312, 40390, 42698, 44429, 50776, 56980, 63470, 80780, 85396, 88858, 106745, 113960, 126940, 149443, 161560, 170792, 177716, 213490, 222145, 234839, 253880, 298886, 355432, 426980, 444290, 469678, 597772, 747215, 853960, 888580, 939356, 1174195, 1195544, 1494430, 1643873, 1777160, 1878712, 2348390, 2988860, 3287746, 4696780, 5977720, 6575492, 8219365, 9393560, 13150984, 16438730, 32877460, 65754920]

約数ペア:

[(1, 65754920), (2, 32877460), (4, 16438730), (5, 13150984), (7, 9393560), (8, 8219365), (10, 6575492), (11, 5977720), (14, 4696780), (20, 3287746), (22, 2988860), (28, 2348390), (35, 1878712), (37, 1777160), (40, 1643873), (44, 1494430), (55, 1195544), (56, 1174195), (70, 939356), (74, 888580), (77, 853960), (88, 747215), (110, 597772), (140, 469678), (148, 444290), (154, 426980), (185, 355432), (220, 298886), (259, 253880), (280, 234839), (296, 222145), (308, 213490), (370, 177716), (385, 170792), (407, 161560), (440, 149443), (518, 126940), (577, 113960), (616, 106745), (740, 88858), (770, 85396), (814, 80780), (1036, 63470), (1154, 56980), (1295, 50776), (1480, 44429), (1540, 42698), (1628, 40390), (2035, 32312), (2072, 31735), (2308, 28490), (2590, 25388), (2849, 23080), (2885, 22792), (3080, 21349), (3256, 20195), (4039, 16280), (4070, 16156), (4616, 14245), (5180, 12694), (5698, 11540), (5770, 11396), (6347, 10360), (8078, 8140)]