3812500

素因数分解:

$2^2\times 5^6\times {\mathrm{61}}^1$

素因数の和:95

約数の個数: 42

約数和(自身を含む): 8476454

約数和(自身を除く): 4663954

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 61, 100, 122, 125, 244, 250, 305, 500, 610, 625, 1220, 1250, 1525, 2500, 3050, 3125, 6100, 6250, 7625, 12500, 15250, 15625, 30500, 31250, 38125, 62500, 76250, 152500, 190625, 381250, 762500, 953125, 1906250, 3812500]

約数ペア:

[(1, 3812500), (2, 1906250), (4, 953125), (5, 762500), (10, 381250), (20, 190625), (25, 152500), (50, 76250), (61, 62500), (100, 38125), (122, 31250), (125, 30500), (244, 15625), (250, 15250), (305, 12500), (500, 7625), (610, 6250), (625, 6100), (1220, 3125), (1250, 3050), (1525, 2500)]