40261250

素因数分解:

$2^1\times 5^4\times {\mathrm{31}}^1\times {\mathrm{1039}}^1$

素因数の和:1092

約数の個数: 40

約数和(自身を含む): 77975040

約数和(自身を除く): 37713790

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 125, 155, 250, 310, 625, 775, 1039, 1250, 1550, 2078, 3875, 5195, 7750, 10390, 19375, 25975, 32209, 38750, 51950, 64418, 129875, 161045, 259750, 322090, 649375, 805225, 1298750, 1610450, 4026125, 8052250, 20130625, 40261250]

約数ペア:

[(1, 40261250), (2, 20130625), (5, 8052250), (10, 4026125), (25, 1610450), (31, 1298750), (50, 805225), (62, 649375), (125, 322090), (155, 259750), (250, 161045), (310, 129875), (625, 64418), (775, 51950), (1039, 38750), (1250, 32209), (1550, 25975), (2078, 19375), (3875, 10390), (5195, 7750)]