155111860

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{131}}^1\times {\mathrm{811}}^1$

素因数の和:1024

約数の個数: 48

約数和(自身を含む): 333127872

約数和(自身を除く): 178016012

約数列:

[1, 2, 4, 5, 10, 20, 73, 131, 146, 262, 292, 365, 524, 655, 730, 811, 1310, 1460, 1622, 2620, 3244, 4055, 8110, 9563, 16220, 19126, 38252, 47815, 59203, 95630, 106241, 118406, 191260, 212482, 236812, 296015, 424964, 531205, 592030, 1062410, 1184060, 2124820, 7755593, 15511186, 31022372, 38777965, 77555930, 155111860]

約数ペア:

[(1, 155111860), (2, 77555930), (4, 38777965), (5, 31022372), (10, 15511186), (20, 7755593), (73, 2124820), (131, 1184060), (146, 1062410), (262, 592030), (292, 531205), (365, 424964), (524, 296015), (655, 236812), (730, 212482), (811, 191260), (1310, 118406), (1460, 106241), (1622, 95630), (2620, 59203), (3244, 47815), (4055, 38252), (8110, 19126), (9563, 16220)]