65653360

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{919}}^1$

素因数の和:998

約数の個数: 80

約数和(自身を含む): 164275200

約数和(自身を除く): 98621840

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 47, 76, 80, 94, 95, 152, 188, 190, 235, 304, 376, 380, 470, 752, 760, 893, 919, 940, 1520, 1786, 1838, 1880, 3572, 3676, 3760, 4465, 4595, 7144, 7352, 8930, 9190, 14288, 14704, 17461, 17860, 18380, 34922, 35720, 36760, 43193, 69844, 71440, 73520, 86386, 87305, 139688, 172772, 174610, 215965, 279376, 345544, 349220, 431930, 691088, 698440, 820667, 863860, 1396880, 1641334, 1727720, 3282668, 3455440, 4103335, 6565336, 8206670, 13130672, 16413340, 32826680, 65653360]

約数ペア:

[(1, 65653360), (2, 32826680), (4, 16413340), (5, 13130672), (8, 8206670), (10, 6565336), (16, 4103335), (19, 3455440), (20, 3282668), (38, 1727720), (40, 1641334), (47, 1396880), (76, 863860), (80, 820667), (94, 698440), (95, 691088), (152, 431930), (188, 349220), (190, 345544), (235, 279376), (304, 215965), (376, 174610), (380, 172772), (470, 139688), (752, 87305), (760, 86386), (893, 73520), (919, 71440), (940, 69844), (1520, 43193), (1786, 36760), (1838, 35720), (1880, 34922), (3572, 18380), (3676, 17860), (3760, 17461), (4465, 14704), (4595, 14288), (7144, 9190), (7352, 8930)]