25449950

素因数分解:

$2^1\times 5^2\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1$

素因数の和:257

約数の個数: 48

約数和(自身を含む): 49175424

約数和(自身を除く): 23725474

約数列:

[1, 2, 5, 10, 25, 50, 67, 71, 107, 134, 142, 214, 335, 355, 535, 670, 710, 1070, 1675, 1775, 2675, 3350, 3550, 4757, 5350, 7169, 7597, 9514, 14338, 15194, 23785, 35845, 37985, 47570, 71690, 75970, 118925, 179225, 189925, 237850, 358450, 379850, 508999, 1017998, 2544995, 5089990, 12724975, 25449950]

約数ペア:

[(1, 25449950), (2, 12724975), (5, 5089990), (10, 2544995), (25, 1017998), (50, 508999), (67, 379850), (71, 358450), (107, 237850), (134, 189925), (142, 179225), (214, 118925), (335, 75970), (355, 71690), (535, 47570), (670, 37985), (710, 35845), (1070, 23785), (1675, 15194), (1775, 14338), (2675, 9514), (3350, 7597), (3550, 7169), (4757, 5350)]