25431030

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{719}}^1$

素因数の和:866

約数の個数: 64

約数和(自身を含む): 68428800

約数和(自身を除く): 42997770

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 131, 135, 262, 270, 393, 655, 719, 786, 1179, 1310, 1438, 1965, 2157, 2358, 3537, 3595, 3930, 4314, 5895, 6471, 7074, 7190, 10785, 11790, 12942, 17685, 19413, 21570, 32355, 35370, 38826, 64710, 94189, 97065, 188378, 194130, 282567, 470945, 565134, 847701, 941890, 1412835, 1695402, 2543103, 2825670, 4238505, 5086206, 8477010, 12715515, 25431030]

約数ペア:

[(1, 25431030), (2, 12715515), (3, 8477010), (5, 5086206), (6, 4238505), (9, 2825670), (10, 2543103), (15, 1695402), (18, 1412835), (27, 941890), (30, 847701), (45, 565134), (54, 470945), (90, 282567), (131, 194130), (135, 188378), (262, 97065), (270, 94189), (393, 64710), (655, 38826), (719, 35370), (786, 32355), (1179, 21570), (1310, 19413), (1438, 17685), (1965, 12942), (2157, 11790), (2358, 10785), (3537, 7190), (3595, 7074), (3930, 6471), (4314, 5895)]