98661680

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{4993}}^1$

素因数の和:5038

約数の個数: 80

約数和(自身を含む): 260087520

約数和(自身を除く): 161425840

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 38, 40, 52, 65, 76, 80, 95, 104, 130, 152, 190, 208, 247, 260, 304, 380, 494, 520, 760, 988, 1040, 1235, 1520, 1976, 2470, 3952, 4940, 4993, 9880, 9986, 19760, 19972, 24965, 39944, 49930, 64909, 79888, 94867, 99860, 129818, 189734, 199720, 259636, 324545, 379468, 399440, 474335, 519272, 649090, 758936, 948670, 1038544, 1233271, 1298180, 1517872, 1897340, 2466542, 2596360, 3794680, 4933084, 5192720, 6166355, 7589360, 9866168, 12332710, 19732336, 24665420, 49330840, 98661680]

約数ペア:

[(1, 98661680), (2, 49330840), (4, 24665420), (5, 19732336), (8, 12332710), (10, 9866168), (13, 7589360), (16, 6166355), (19, 5192720), (20, 4933084), (26, 3794680), (38, 2596360), (40, 2466542), (52, 1897340), (65, 1517872), (76, 1298180), (80, 1233271), (95, 1038544), (104, 948670), (130, 758936), (152, 649090), (190, 519272), (208, 474335), (247, 399440), (260, 379468), (304, 324545), (380, 259636), (494, 199720), (520, 189734), (760, 129818), (988, 99860), (1040, 94867), (1235, 79888), (1520, 64909), (1976, 49930), (2470, 39944), (3952, 24965), (4940, 19972), (4993, 19760), (9880, 9986)]