25539975

素因数分解:

$3^3\times 5^2\times {\mathrm{157}}^1\times {\mathrm{241}}^1$

素因数の和:417

約数の個数: 48

約数和(自身を含む): 47412640

約数和(自身を除く): 21872665

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 157, 225, 241, 471, 675, 723, 785, 1205, 1413, 2169, 2355, 3615, 3925, 4239, 6025, 6507, 7065, 10845, 11775, 18075, 21195, 32535, 35325, 37837, 54225, 105975, 113511, 162675, 189185, 340533, 567555, 945925, 1021599, 1702665, 2837775, 5107995, 8513325, 25539975]

約数ペア:

[(1, 25539975), (3, 8513325), (5, 5107995), (9, 2837775), (15, 1702665), (25, 1021599), (27, 945925), (45, 567555), (75, 340533), (135, 189185), (157, 162675), (225, 113511), (241, 105975), (471, 54225), (675, 37837), (723, 35325), (785, 32535), (1205, 21195), (1413, 18075), (2169, 11775), (2355, 10845), (3615, 7065), (3925, 6507), (4239, 6025)]