207958870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{3491}}^1$

素因数の和:3565

約数の個数: 64

約数和(自身を含む): 458597376

約数和(自身を除く): 250638506

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 37, 46, 70, 74, 115, 161, 185, 230, 259, 322, 370, 518, 805, 851, 1295, 1610, 1702, 2590, 3491, 4255, 5957, 6982, 8510, 11914, 17455, 24437, 29785, 34910, 48874, 59570, 80293, 122185, 129167, 160586, 244370, 258334, 401465, 562051, 645835, 802930, 904169, 1124102, 1291670, 1808338, 2810255, 2970841, 4520845, 5620510, 5941682, 9041690, 14854205, 20795887, 29708410, 41591774, 103979435, 207958870]

約数ペア:

[(1, 207958870), (2, 103979435), (5, 41591774), (7, 29708410), (10, 20795887), (14, 14854205), (23, 9041690), (35, 5941682), (37, 5620510), (46, 4520845), (70, 2970841), (74, 2810255), (115, 1808338), (161, 1291670), (185, 1124102), (230, 904169), (259, 802930), (322, 645835), (370, 562051), (518, 401465), (805, 258334), (851, 244370), (1295, 160586), (1610, 129167), (1702, 122185), (2590, 80293), (3491, 59570), (4255, 48874), (5957, 34910), (6982, 29785), (8510, 24437), (11914, 17455)]