25843460

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{571}}^1$

素因数の和:684

約数の個数: 48

約数和(自身を含む): 56888832

約数和(自身を除く): 31045372

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 73, 124, 146, 155, 292, 310, 365, 571, 620, 730, 1142, 1460, 2263, 2284, 2855, 4526, 5710, 9052, 11315, 11420, 17701, 22630, 35402, 41683, 45260, 70804, 83366, 88505, 166732, 177010, 208415, 354020, 416830, 833660, 1292173, 2584346, 5168692, 6460865, 12921730, 25843460]

約数ペア:

[(1, 25843460), (2, 12921730), (4, 6460865), (5, 5168692), (10, 2584346), (20, 1292173), (31, 833660), (62, 416830), (73, 354020), (124, 208415), (146, 177010), (155, 166732), (292, 88505), (310, 83366), (365, 70804), (571, 45260), (620, 41683), (730, 35402), (1142, 22630), (1460, 17701), (2263, 11420), (2284, 11315), (2855, 9052), (4526, 5710)]