25660940

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{151}}^1\times {\mathrm{293}}^1$

素因数の和:482

約数の個数: 48

約数和(自身を含む): 56306880

約数和(自身を除く): 30645940

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 151, 290, 293, 302, 580, 586, 604, 755, 1172, 1465, 1510, 2930, 3020, 4379, 5860, 8497, 8758, 16994, 17516, 21895, 33988, 42485, 43790, 44243, 84970, 87580, 88486, 169940, 176972, 221215, 442430, 884860, 1283047, 2566094, 5132188, 6415235, 12830470, 25660940]

約数ペア:

[(1, 25660940), (2, 12830470), (4, 6415235), (5, 5132188), (10, 2566094), (20, 1283047), (29, 884860), (58, 442430), (116, 221215), (145, 176972), (151, 169940), (290, 88486), (293, 87580), (302, 84970), (580, 44243), (586, 43790), (604, 42485), (755, 33988), (1172, 21895), (1465, 17516), (1510, 16994), (2930, 8758), (3020, 8497), (4379, 5860)]