131133925

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{331}}^1$

素因数の和:430

約数の個数: 48

約数和(自身を含む): 186738048

約数和(自身を除く): 55604123

約数列:

[1, 5, 13, 23, 25, 53, 65, 115, 265, 299, 325, 331, 575, 689, 1219, 1325, 1495, 1655, 3445, 4303, 6095, 7475, 7613, 8275, 15847, 17225, 17543, 21515, 30475, 38065, 79235, 87715, 98969, 107575, 190325, 228059, 396175, 403489, 438575, 494845, 1140295, 2017445, 2474225, 5245357, 5701475, 10087225, 26226785, 131133925]

約数ペア:

[(1, 131133925), (5, 26226785), (13, 10087225), (23, 5701475), (25, 5245357), (53, 2474225), (65, 2017445), (115, 1140295), (265, 494845), (299, 438575), (325, 403489), (331, 396175), (575, 228059), (689, 190325), (1219, 107575), (1325, 98969), (1495, 87715), (1655, 79235), (3445, 38065), (4303, 30475), (6095, 21515), (7475, 17543), (7613, 17225), (8275, 15847)]