86957680

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^2\times {\mathrm{3011}}^1$

素因数の和:3062

約数の個数: 60

約数和(自身を含む): 213448392

約数和(自身を除く): 126490712

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 361, 380, 722, 760, 1444, 1520, 1805, 2888, 3011, 3610, 5776, 6022, 7220, 12044, 14440, 15055, 24088, 28880, 30110, 48176, 57209, 60220, 114418, 120440, 228836, 240880, 286045, 457672, 572090, 915344, 1086971, 1144180, 2173942, 2288360, 4347884, 4576720, 5434855, 8695768, 10869710, 17391536, 21739420, 43478840, 86957680]

約数ペア:

[(1, 86957680), (2, 43478840), (4, 21739420), (5, 17391536), (8, 10869710), (10, 8695768), (16, 5434855), (19, 4576720), (20, 4347884), (38, 2288360), (40, 2173942), (76, 1144180), (80, 1086971), (95, 915344), (152, 572090), (190, 457672), (304, 286045), (361, 240880), (380, 228836), (722, 120440), (760, 114418), (1444, 60220), (1520, 57209), (1805, 48176), (2888, 30110), (3011, 28880), (3610, 24088), (5776, 15055), (6022, 14440), (7220, 12044)]