86918840080

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1\times {\mathrm{197077}}^1$

素因数の和:197276

約数の個数: 80

約数和(自身を含む): 208942095600

約数和(自身を除く): 122023255520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 149, 185, 296, 298, 370, 592, 596, 740, 745, 1192, 1480, 1490, 2384, 2960, 2980, 5513, 5960, 11026, 11920, 22052, 27565, 44104, 55130, 88208, 110260, 197077, 220520, 394154, 441040, 788308, 985385, 1576616, 1970770, 3153232, 3941540, 7291849, 7883080, 14583698, 15766160, 29167396, 29364473, 36459245, 58334792, 58728946, 72918490, 116669584, 117457892, 145836980, 146822365, 234915784, 291673960, 293644730, 469831568, 583347920, 587289460, 1086485501, 1174578920, 2172971002, 2349157840, 4345942004, 5432427505, 8691884008, 10864855010, 17383768016, 21729710020, 43459420040, 86918840080]

約数ペア:

[(1, 86918840080), (2, 43459420040), (4, 21729710020), (5, 17383768016), (8, 10864855010), (10, 8691884008), (16, 5432427505), (20, 4345942004), (37, 2349157840), (40, 2172971002), (74, 1174578920), (80, 1086485501), (148, 587289460), (149, 583347920), (185, 469831568), (296, 293644730), (298, 291673960), (370, 234915784), (592, 146822365), (596, 145836980), (740, 117457892), (745, 116669584), (1192, 72918490), (1480, 58728946), (1490, 58334792), (2384, 36459245), (2960, 29364473), (2980, 29167396), (5513, 15766160), (5960, 14583698), (11026, 7883080), (11920, 7291849), (22052, 3941540), (27565, 3153232), (44104, 1970770), (55130, 1576616), (88208, 985385), (110260, 788308), (197077, 441040), (220520, 394154)]