75654280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{1993}}^1$

素因数の和:2090

約数の個数: 64

約数和(自身を含む): 185920560

約数和(自身を除く): 110266280

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 73, 104, 130, 146, 260, 292, 365, 520, 584, 730, 949, 1460, 1898, 1993, 2920, 3796, 3986, 4745, 7592, 7972, 9490, 9965, 15944, 18980, 19930, 25909, 37960, 39860, 51818, 79720, 103636, 129545, 145489, 207272, 259090, 290978, 518180, 581956, 727445, 1036360, 1163912, 1454890, 1891357, 2909780, 3782714, 5819560, 7565428, 9456785, 15130856, 18913570, 37827140, 75654280]

約数ペア:

[(1, 75654280), (2, 37827140), (4, 18913570), (5, 15130856), (8, 9456785), (10, 7565428), (13, 5819560), (20, 3782714), (26, 2909780), (40, 1891357), (52, 1454890), (65, 1163912), (73, 1036360), (104, 727445), (130, 581956), (146, 518180), (260, 290978), (292, 259090), (365, 207272), (520, 145489), (584, 129545), (730, 103636), (949, 79720), (1460, 51818), (1898, 39860), (1993, 37960), (2920, 25909), (3796, 19930), (3986, 18980), (4745, 15944), (7592, 9965), (7972, 9490)]