77151890

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{269}}^1$

素因数の和:371

約数の個数: 64

約数和(自身を含む): 153964800

約数和(自身を除く): 76812910

約数列:

[1, 2, 5, 10, 23, 29, 43, 46, 58, 86, 115, 145, 215, 230, 269, 290, 430, 538, 667, 989, 1247, 1334, 1345, 1978, 2494, 2690, 3335, 4945, 6187, 6235, 6670, 7801, 9890, 11567, 12374, 12470, 15602, 23134, 28681, 30935, 39005, 57362, 57835, 61870, 78010, 115670, 143405, 179423, 266041, 286810, 335443, 358846, 532082, 670886, 897115, 1330205, 1677215, 1794230, 2660410, 3354430, 7715189, 15430378, 38575945, 77151890]

約数ペア:

[(1, 77151890), (2, 38575945), (5, 15430378), (10, 7715189), (23, 3354430), (29, 2660410), (43, 1794230), (46, 1677215), (58, 1330205), (86, 897115), (115, 670886), (145, 532082), (215, 358846), (230, 335443), (269, 286810), (290, 266041), (430, 179423), (538, 143405), (667, 115670), (989, 78010), (1247, 61870), (1334, 57835), (1345, 57362), (1978, 39005), (2494, 30935), (2690, 28681), (3335, 23134), (4945, 15602), (6187, 12470), (6235, 12374), (6670, 11567), (7801, 9890)]