90343240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{2447}}^1$

素因数の和:2542

約数の個数: 64

約数和(自身を含む): 222082560

約数和(自身を除く): 131739320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 71, 104, 130, 142, 260, 284, 355, 520, 568, 710, 923, 1420, 1846, 2447, 2840, 3692, 4615, 4894, 7384, 9230, 9788, 12235, 18460, 19576, 24470, 31811, 36920, 48940, 63622, 97880, 127244, 159055, 173737, 254488, 318110, 347474, 636220, 694948, 868685, 1272440, 1389896, 1737370, 2258581, 3474740, 4517162, 6949480, 9034324, 11292905, 18068648, 22585810, 45171620, 90343240]

約数ペア:

[(1, 90343240), (2, 45171620), (4, 22585810), (5, 18068648), (8, 11292905), (10, 9034324), (13, 6949480), (20, 4517162), (26, 3474740), (40, 2258581), (52, 1737370), (65, 1389896), (71, 1272440), (104, 868685), (130, 694948), (142, 636220), (260, 347474), (284, 318110), (355, 254488), (520, 173737), (568, 159055), (710, 127244), (923, 97880), (1420, 63622), (1846, 48940), (2447, 36920), (2840, 31811), (3692, 24470), (4615, 19576), (4894, 18460), (7384, 12235), (9230, 9788)]