30937985

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1$

素因数の和:138

約数の個数: 48

約数和(自身を含む): 44271360

約数和(自身を除く): 13333375

約数列:

[1, 5, 13, 19, 41, 47, 65, 95, 169, 205, 235, 247, 533, 611, 779, 845, 893, 1235, 1927, 2665, 3055, 3211, 3895, 4465, 6929, 7943, 9635, 10127, 11609, 16055, 25051, 34645, 36613, 39715, 50635, 58045, 125255, 131651, 150917, 183065, 325663, 475969, 658255, 754585, 1628315, 2379845, 6187597, 30937985]

約数ペア:

[(1, 30937985), (5, 6187597), (13, 2379845), (19, 1628315), (41, 754585), (47, 658255), (65, 475969), (95, 325663), (169, 183065), (205, 150917), (235, 131651), (247, 125255), (533, 58045), (611, 50635), (779, 39715), (845, 36613), (893, 34645), (1235, 25051), (1927, 16055), (2665, 11609), (3055, 10127), (3211, 9635), (3895, 7943), (4465, 6929)]