22812500

素因数分解:

$2^2\times 5^7\times {\mathrm{73}}^1$

素因数の和:112

約数の個数: 48

約数和(自身を含む): 50585808

約数和(自身を除く): 27773308

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 73, 100, 125, 146, 250, 292, 365, 500, 625, 730, 1250, 1460, 1825, 2500, 3125, 3650, 6250, 7300, 9125, 12500, 15625, 18250, 31250, 36500, 45625, 62500, 78125, 91250, 156250, 182500, 228125, 312500, 456250, 912500, 1140625, 2281250, 4562500, 5703125, 11406250, 22812500]

約数ペア:

[(1, 22812500), (2, 11406250), (4, 5703125), (5, 4562500), (10, 2281250), (20, 1140625), (25, 912500), (50, 456250), (73, 312500), (100, 228125), (125, 182500), (146, 156250), (250, 91250), (292, 78125), (365, 62500), (500, 45625), (625, 36500), (730, 31250), (1250, 18250), (1460, 15625), (1825, 12500), (2500, 9125), (3125, 7300), (3650, 6250)]