159404920

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{4423}}^1$

素因数の和:4504

約数の個数: 64

約数和(自身を含む): 387011520

約数和(自身を除く): 227606600

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 53, 68, 85, 106, 136, 170, 212, 265, 340, 424, 530, 680, 901, 1060, 1802, 2120, 3604, 4423, 4505, 7208, 8846, 9010, 17692, 18020, 22115, 35384, 36040, 44230, 75191, 88460, 150382, 176920, 234419, 300764, 375955, 468838, 601528, 751910, 937676, 1172095, 1503820, 1875352, 2344190, 3007640, 3985123, 4688380, 7970246, 9376760, 15940492, 19925615, 31880984, 39851230, 79702460, 159404920]

約数ペア:

[(1, 159404920), (2, 79702460), (4, 39851230), (5, 31880984), (8, 19925615), (10, 15940492), (17, 9376760), (20, 7970246), (34, 4688380), (40, 3985123), (53, 3007640), (68, 2344190), (85, 1875352), (106, 1503820), (136, 1172095), (170, 937676), (212, 751910), (265, 601528), (340, 468838), (424, 375955), (530, 300764), (680, 234419), (901, 176920), (1060, 150382), (1802, 88460), (2120, 75191), (3604, 44230), (4423, 36040), (4505, 35384), (7208, 22115), (8846, 18020), (9010, 17692)]