90766431950

素因数分解:

$2^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{287281}}^1$

素因数の和:287453

約数の個数: 48

約数和(自身を含む): 173127624480

約数和(自身を除く): 82361192530

約数列:

[1, 2, 5, 10, 25, 50, 71, 89, 142, 178, 355, 445, 710, 890, 1775, 2225, 3550, 4450, 6319, 12638, 31595, 63190, 157975, 287281, 315950, 574562, 1436405, 2872810, 7182025, 14364050, 20396951, 25568009, 40793902, 51136018, 101984755, 127840045, 203969510, 255680090, 509923775, 639200225, 1019847550, 1278400450, 1815328639, 3630657278, 9076643195, 18153286390, 45383215975, 90766431950]

約数ペア:

[(1, 90766431950), (2, 45383215975), (5, 18153286390), (10, 9076643195), (25, 3630657278), (50, 1815328639), (71, 1278400450), (89, 1019847550), (142, 639200225), (178, 509923775), (355, 255680090), (445, 203969510), (710, 127840045), (890, 101984755), (1775, 51136018), (2225, 40793902), (3550, 25568009), (4450, 20396951), (6319, 14364050), (12638, 7182025), (31595, 2872810), (63190, 1436405), (157975, 574562), (287281, 315950)]