31242250

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{9613}}^1$

素因数の和:9643

約数の個数: 32

約数和(自身を含む): 62990928

約数和(自身を除く): 31748678

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 325, 650, 1625, 3250, 9613, 19226, 48065, 96130, 124969, 240325, 249938, 480650, 624845, 1201625, 1249690, 2403250, 3124225, 6248450, 15621125, 31242250]

約数ペア:

[(1, 31242250), (2, 15621125), (5, 6248450), (10, 3124225), (13, 2403250), (25, 1249690), (26, 1201625), (50, 624845), (65, 480650), (125, 249938), (130, 240325), (250, 124969), (325, 96130), (650, 48065), (1625, 19226), (3250, 9613)]