248873290

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1\times {\mathrm{2503}}^1$

素因数の和:2734

約数の個数: 32

約数和(自身を含む): 458292096

約数和(自身を除く): 209418806

約数列:

[1, 2, 5, 10, 61, 122, 163, 305, 326, 610, 815, 1630, 2503, 5006, 9943, 12515, 19886, 25030, 49715, 99430, 152683, 305366, 407989, 763415, 815978, 1526830, 2039945, 4079890, 24887329, 49774658, 124436645, 248873290]

約数ペア:

[(1, 248873290), (2, 124436645), (5, 49774658), (10, 24887329), (61, 4079890), (122, 2039945), (163, 1526830), (305, 815978), (326, 763415), (610, 407989), (815, 305366), (1630, 152683), (2503, 99430), (5006, 49715), (9943, 25030), (12515, 19886)]