2867500

素因数分解:

$2^2\times 5^4\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:92

約数の個数: 60

約数和(自身を含む): 6647872

約数和(自身を除く): 3780372

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 37, 50, 62, 74, 100, 124, 125, 148, 155, 185, 250, 310, 370, 500, 620, 625, 740, 775, 925, 1147, 1250, 1550, 1850, 2294, 2500, 3100, 3700, 3875, 4588, 4625, 5735, 7750, 9250, 11470, 15500, 18500, 19375, 22940, 23125, 28675, 38750, 46250, 57350, 77500, 92500, 114700, 143375, 286750, 573500, 716875, 1433750, 2867500]

約数ペア:

[(1, 2867500), (2, 1433750), (4, 716875), (5, 573500), (10, 286750), (20, 143375), (25, 114700), (31, 92500), (37, 77500), (50, 57350), (62, 46250), (74, 38750), (100, 28675), (124, 23125), (125, 22940), (148, 19375), (155, 18500), (185, 15500), (250, 11470), (310, 9250), (370, 7750), (500, 5735), (620, 4625), (625, 4588), (740, 3875), (775, 3700), (925, 3100), (1147, 2500), (1250, 2294), (1550, 1850)]