289375060

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{4903}}^1$

素因数の和:5152

約数の個数: 48

約数和(自身を含む): 657449856

約数和(自身を除く): 368074796

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 227, 260, 454, 908, 1135, 2270, 2951, 4540, 4903, 5902, 9806, 11804, 14755, 19612, 24515, 29510, 49030, 59020, 63739, 98060, 127478, 254956, 318695, 637390, 1112981, 1274780, 2225962, 4451924, 5564905, 11129810, 14468753, 22259620, 28937506, 57875012, 72343765, 144687530, 289375060]

約数ペア:

[(1, 289375060), (2, 144687530), (4, 72343765), (5, 57875012), (10, 28937506), (13, 22259620), (20, 14468753), (26, 11129810), (52, 5564905), (65, 4451924), (130, 2225962), (227, 1274780), (260, 1112981), (454, 637390), (908, 318695), (1135, 254956), (2270, 127478), (2951, 98060), (4540, 63739), (4903, 59020), (5902, 49030), (9806, 29510), (11804, 24515), (14755, 19612)]