68728736

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{877}}^1$

素因数の和:997

約数の個数: 48

約数和(自身を含む): 141603840

約数和(自身を除く): 72875104

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 79, 124, 158, 248, 316, 496, 632, 877, 992, 1264, 1754, 2449, 2528, 3508, 4898, 7016, 9796, 14032, 19592, 27187, 28064, 39184, 54374, 69283, 78368, 108748, 138566, 217496, 277132, 434992, 554264, 869984, 1108528, 2147773, 2217056, 4295546, 8591092, 17182184, 34364368, 68728736]

約数ペア:

[(1, 68728736), (2, 34364368), (4, 17182184), (8, 8591092), (16, 4295546), (31, 2217056), (32, 2147773), (62, 1108528), (79, 869984), (124, 554264), (158, 434992), (248, 277132), (316, 217496), (496, 138566), (632, 108748), (877, 78368), (992, 69283), (1264, 54374), (1754, 39184), (2449, 28064), (2528, 27187), (3508, 19592), (4898, 14032), (7016, 9796)]