85640480

素因数分解:

$2^5\times 5^1\times {\mathrm{29}}^1\times {\mathrm{18457}}^1$

素因数の和:18501

約数の個数: 48

約数和(自身を含む): 209313720

約数和(自身を除く): 123673240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 80, 116, 145, 160, 232, 290, 464, 580, 928, 1160, 2320, 4640, 18457, 36914, 73828, 92285, 147656, 184570, 295312, 369140, 535253, 590624, 738280, 1070506, 1476560, 2141012, 2676265, 2953120, 4282024, 5352530, 8564048, 10705060, 17128096, 21410120, 42820240, 85640480]

約数ペア:

[(1, 85640480), (2, 42820240), (4, 21410120), (5, 17128096), (8, 10705060), (10, 8564048), (16, 5352530), (20, 4282024), (29, 2953120), (32, 2676265), (40, 2141012), (58, 1476560), (80, 1070506), (116, 738280), (145, 590624), (160, 535253), (232, 369140), (290, 295312), (464, 184570), (580, 147656), (928, 92285), (1160, 73828), (2320, 36914), (4640, 18457)]