25018120

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{11801}}^1$

素因数の和:11865

約数の個数: 32

約数和(自身を含む): 57357720

約数和(自身を除く): 32339600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 11801, 23602, 47204, 59005, 94408, 118010, 236020, 472040, 625453, 1250906, 2501812, 3127265, 5003624, 6254530, 12509060, 25018120]

約数ペア:

[(1, 25018120), (2, 12509060), (4, 6254530), (5, 5003624), (8, 3127265), (10, 2501812), (20, 1250906), (40, 625453), (53, 472040), (106, 236020), (212, 118010), (265, 94408), (424, 59005), (530, 47204), (1060, 23602), (2120, 11801)]