855087160

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{149}}^1\times {\mathrm{2707}}^1$

素因数の和:2920

約数の個数: 64

約数和(自身を含む): 1974132000

約数和(自身を除く): 1119044840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 149, 212, 265, 298, 424, 530, 596, 745, 1060, 1192, 1490, 2120, 2707, 2980, 5414, 5960, 7897, 10828, 13535, 15794, 21656, 27070, 31588, 39485, 54140, 63176, 78970, 108280, 143471, 157940, 286942, 315880, 403343, 573884, 717355, 806686, 1147768, 1434710, 1613372, 2016715, 2869420, 3226744, 4033430, 5738840, 8066860, 16133720, 21377179, 42754358, 85508716, 106885895, 171017432, 213771790, 427543580, 855087160]

約数ペア:

[(1, 855087160), (2, 427543580), (4, 213771790), (5, 171017432), (8, 106885895), (10, 85508716), (20, 42754358), (40, 21377179), (53, 16133720), (106, 8066860), (149, 5738840), (212, 4033430), (265, 3226744), (298, 2869420), (424, 2016715), (530, 1613372), (596, 1434710), (745, 1147768), (1060, 806686), (1192, 717355), (1490, 573884), (2120, 403343), (2707, 315880), (2980, 286942), (5414, 157940), (5960, 143471), (7897, 108280), (10828, 78970), (13535, 63176), (15794, 54140), (21656, 39485), (27070, 31588)]