68451760

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{61}}^1\times {\mathrm{83}}^1$

素因数の和:183

約数の個数: 120

約数和(自身を含む): 177269904

約数和(自身を除く): 108818144

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 61, 65, 80, 83, 104, 122, 130, 166, 169, 208, 244, 260, 305, 332, 338, 415, 488, 520, 610, 664, 676, 793, 830, 845, 976, 1040, 1079, 1220, 1328, 1352, 1586, 1660, 1690, 2158, 2440, 2704, 3172, 3320, 3380, 3965, 4316, 4880, 5063, 5395, 6344, 6640, 6760, 7930, 8632, 10126, 10309, 10790, 12688, 13520, 14027, 15860, 17264, 20252, 20618, 21580, 25315, 28054, 31720, 40504, 41236, 43160, 50630, 51545, 56108, 63440, 65819, 70135, 81008, 82472, 86320, 101260, 103090, 112216, 131638, 140270, 164944, 202520, 206180, 224432, 263276, 280540, 329095, 405040, 412360, 526552, 561080, 658190, 824720, 855647, 1053104, 1122160, 1316380, 1711294, 2632760, 3422588, 4278235, 5265520, 6845176, 8556470, 13690352, 17112940, 34225880, 68451760]

約数ペア:

[(1, 68451760), (2, 34225880), (4, 17112940), (5, 13690352), (8, 8556470), (10, 6845176), (13, 5265520), (16, 4278235), (20, 3422588), (26, 2632760), (40, 1711294), (52, 1316380), (61, 1122160), (65, 1053104), (80, 855647), (83, 824720), (104, 658190), (122, 561080), (130, 526552), (166, 412360), (169, 405040), (208, 329095), (244, 280540), (260, 263276), (305, 224432), (332, 206180), (338, 202520), (415, 164944), (488, 140270), (520, 131638), (610, 112216), (664, 103090), (676, 101260), (793, 86320), (830, 82472), (845, 81008), (976, 70135), (1040, 65819), (1079, 63440), (1220, 56108), (1328, 51545), (1352, 50630), (1586, 43160), (1660, 41236), (1690, 40504), (2158, 31720), (2440, 28054), (2704, 25315), (3172, 21580), (3320, 20618), (3380, 20252), (3965, 17264), (4316, 15860), (4880, 14027), (5063, 13520), (5395, 12688), (6344, 10790), (6640, 10309), (6760, 10126), (7930, 8632)]