204568750

素因数分解:

$2^1\times 5^5\times {\mathrm{71}}^1\times {\mathrm{461}}^1$

素因数の和:559

約数の個数: 48

約数和(自身を含む): 389787552

約数和(自身を除く): 185218802

約数列:

[1, 2, 5, 10, 25, 50, 71, 125, 142, 250, 355, 461, 625, 710, 922, 1250, 1775, 2305, 3125, 3550, 4610, 6250, 8875, 11525, 17750, 23050, 32731, 44375, 57625, 65462, 88750, 115250, 163655, 221875, 288125, 327310, 443750, 576250, 818275, 1440625, 1636550, 2881250, 4091375, 8182750, 20456875, 40913750, 102284375, 204568750]

約数ペア:

[(1, 204568750), (2, 102284375), (5, 40913750), (10, 20456875), (25, 8182750), (50, 4091375), (71, 2881250), (125, 1636550), (142, 1440625), (250, 818275), (355, 576250), (461, 443750), (625, 327310), (710, 288125), (922, 221875), (1250, 163655), (1775, 115250), (2305, 88750), (3125, 65462), (3550, 57625), (4610, 44375), (6250, 32731), (8875, 23050), (11525, 17750)]