72128750

素因数分解:

$2^1\times 5^4\times {\mathrm{19}}^1\times {\mathrm{3037}}^1$

素因数の和:3078

約数の個数: 40

約数和(自身を含む): 142360680

約数和(自身を除く): 70231930

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 125, 190, 250, 475, 625, 950, 1250, 2375, 3037, 4750, 6074, 11875, 15185, 23750, 30370, 57703, 75925, 115406, 151850, 288515, 379625, 577030, 759250, 1442575, 1898125, 2885150, 3796250, 7212875, 14425750, 36064375, 72128750]

約数ペア:

[(1, 72128750), (2, 36064375), (5, 14425750), (10, 7212875), (19, 3796250), (25, 2885150), (38, 1898125), (50, 1442575), (95, 759250), (125, 577030), (190, 379625), (250, 288515), (475, 151850), (625, 115406), (950, 75925), (1250, 57703), (2375, 30370), (3037, 23750), (4750, 15185), (6074, 11875)]