5255120

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1$

素因数の和:220

約数の個数: 80

約数和(自身を含む): 13665792

約数和(自身を除く): 8410672

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 40, 52, 62, 65, 80, 104, 124, 130, 155, 163, 208, 248, 260, 310, 326, 403, 496, 520, 620, 652, 806, 815, 1040, 1240, 1304, 1612, 1630, 2015, 2119, 2480, 2608, 3224, 3260, 4030, 4238, 5053, 6448, 6520, 8060, 8476, 10106, 10595, 13040, 16120, 16952, 20212, 21190, 25265, 32240, 33904, 40424, 42380, 50530, 65689, 80848, 84760, 101060, 131378, 169520, 202120, 262756, 328445, 404240, 525512, 656890, 1051024, 1313780, 2627560, 5255120]

約数ペア:

[(1, 5255120), (2, 2627560), (4, 1313780), (5, 1051024), (8, 656890), (10, 525512), (13, 404240), (16, 328445), (20, 262756), (26, 202120), (31, 169520), (40, 131378), (52, 101060), (62, 84760), (65, 80848), (80, 65689), (104, 50530), (124, 42380), (130, 40424), (155, 33904), (163, 32240), (208, 25265), (248, 21190), (260, 20212), (310, 16952), (326, 16120), (403, 13040), (496, 10595), (520, 10106), (620, 8476), (652, 8060), (806, 6520), (815, 6448), (1040, 5053), (1240, 4238), (1304, 4030), (1612, 3260), (1630, 3224), (2015, 2608), (2119, 2480)]