86947120

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{59}}^1\times {\mathrm{109}}^1$

素因数の和:207

約数の個数: 120

約数和(自身を含む): 224650800

約数和(自身を除く): 137703680

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 59, 65, 80, 104, 109, 118, 130, 169, 208, 218, 236, 260, 295, 338, 436, 472, 520, 545, 590, 676, 767, 845, 872, 944, 1040, 1090, 1180, 1352, 1417, 1534, 1690, 1744, 2180, 2360, 2704, 2834, 3068, 3380, 3835, 4360, 4720, 5668, 6136, 6431, 6760, 7085, 7670, 8720, 9971, 11336, 12272, 12862, 13520, 14170, 15340, 18421, 19942, 22672, 25724, 28340, 30680, 32155, 36842, 39884, 49855, 51448, 56680, 61360, 64310, 73684, 79768, 83603, 92105, 99710, 102896, 113360, 128620, 147368, 159536, 167206, 184210, 199420, 257240, 294736, 334412, 368420, 398840, 418015, 514480, 668824, 736840, 797680, 836030, 1086839, 1337648, 1473680, 1672060, 2173678, 3344120, 4347356, 5434195, 6688240, 8694712, 10868390, 17389424, 21736780, 43473560, 86947120]

約数ペア:

[(1, 86947120), (2, 43473560), (4, 21736780), (5, 17389424), (8, 10868390), (10, 8694712), (13, 6688240), (16, 5434195), (20, 4347356), (26, 3344120), (40, 2173678), (52, 1672060), (59, 1473680), (65, 1337648), (80, 1086839), (104, 836030), (109, 797680), (118, 736840), (130, 668824), (169, 514480), (208, 418015), (218, 398840), (236, 368420), (260, 334412), (295, 294736), (338, 257240), (436, 199420), (472, 184210), (520, 167206), (545, 159536), (590, 147368), (676, 128620), (767, 113360), (845, 102896), (872, 99710), (944, 92105), (1040, 83603), (1090, 79768), (1180, 73684), (1352, 64310), (1417, 61360), (1534, 56680), (1690, 51448), (1744, 49855), (2180, 39884), (2360, 36842), (2704, 32155), (2834, 30680), (3068, 28340), (3380, 25724), (3835, 22672), (4360, 19942), (4720, 18421), (5668, 15340), (6136, 14170), (6431, 13520), (6760, 12862), (7085, 12272), (7670, 11336), (8720, 9971)]