76581440

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{449}}^1$

素因数の和:520

約数の個数: 112

約数和(自身を含む): 201625200

約数和(自身を除く): 125043760

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 41, 52, 64, 65, 80, 82, 104, 130, 160, 164, 205, 208, 260, 320, 328, 410, 416, 449, 520, 533, 656, 820, 832, 898, 1040, 1066, 1312, 1640, 1796, 2080, 2132, 2245, 2624, 2665, 3280, 3592, 4160, 4264, 4490, 5330, 5837, 6560, 7184, 8528, 8980, 10660, 11674, 13120, 14368, 17056, 17960, 18409, 21320, 23348, 28736, 29185, 34112, 35920, 36818, 42640, 46696, 58370, 71840, 73636, 85280, 92045, 93392, 116740, 143680, 147272, 170560, 184090, 186784, 233480, 239317, 294544, 368180, 373568, 466960, 478634, 589088, 736360, 933920, 957268, 1178176, 1196585, 1472720, 1867840, 1914536, 2393170, 2945440, 3829072, 4786340, 5890880, 7658144, 9572680, 15316288, 19145360, 38290720, 76581440]

約数ペア:

[(1, 76581440), (2, 38290720), (4, 19145360), (5, 15316288), (8, 9572680), (10, 7658144), (13, 5890880), (16, 4786340), (20, 3829072), (26, 2945440), (32, 2393170), (40, 1914536), (41, 1867840), (52, 1472720), (64, 1196585), (65, 1178176), (80, 957268), (82, 933920), (104, 736360), (130, 589088), (160, 478634), (164, 466960), (205, 373568), (208, 368180), (260, 294544), (320, 239317), (328, 233480), (410, 186784), (416, 184090), (449, 170560), (520, 147272), (533, 143680), (656, 116740), (820, 93392), (832, 92045), (898, 85280), (1040, 73636), (1066, 71840), (1312, 58370), (1640, 46696), (1796, 42640), (2080, 36818), (2132, 35920), (2245, 34112), (2624, 29185), (2665, 28736), (3280, 23348), (3592, 21320), (4160, 18409), (4264, 17960), (4490, 17056), (5330, 14368), (5837, 13120), (6560, 11674), (7184, 10660), (8528, 8980)]