31450250

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{9677}}^1$

素因数の和:9707

約数の個数: 32

約数和(自身を含む): 63410256

約数和(自身を除く): 31960006

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 325, 650, 1625, 3250, 9677, 19354, 48385, 96770, 125801, 241925, 251602, 483850, 629005, 1209625, 1258010, 2419250, 3145025, 6290050, 15725125, 31450250]

約数ペア:

[(1, 31450250), (2, 15725125), (5, 6290050), (10, 3145025), (13, 2419250), (25, 1258010), (26, 1209625), (50, 629005), (65, 483850), (125, 251602), (130, 241925), (250, 125801), (325, 96770), (650, 48385), (1625, 19354), (3250, 9677)]