90763760

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{283}}^1$

素因数の和:526

約数の個数: 80

約数和(自身を含む): 223973760

約数和(自身を除く): 133210000

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 211, 283, 304, 380, 422, 566, 760, 844, 1055, 1132, 1415, 1520, 1688, 2110, 2264, 2830, 3376, 4009, 4220, 4528, 5377, 5660, 8018, 8440, 10754, 11320, 16036, 16880, 20045, 21508, 22640, 26885, 32072, 40090, 43016, 53770, 59713, 64144, 80180, 86032, 107540, 119426, 160360, 215080, 238852, 298565, 320720, 430160, 477704, 597130, 955408, 1134547, 1194260, 2269094, 2388520, 4538188, 4777040, 5672735, 9076376, 11345470, 18152752, 22690940, 45381880, 90763760]

約数ペア:

[(1, 90763760), (2, 45381880), (4, 22690940), (5, 18152752), (8, 11345470), (10, 9076376), (16, 5672735), (19, 4777040), (20, 4538188), (38, 2388520), (40, 2269094), (76, 1194260), (80, 1134547), (95, 955408), (152, 597130), (190, 477704), (211, 430160), (283, 320720), (304, 298565), (380, 238852), (422, 215080), (566, 160360), (760, 119426), (844, 107540), (1055, 86032), (1132, 80180), (1415, 64144), (1520, 59713), (1688, 53770), (2110, 43016), (2264, 40090), (2830, 32072), (3376, 26885), (4009, 22640), (4220, 21508), (4528, 20045), (5377, 16880), (5660, 16036), (8018, 11320), (8440, 10754)]