20173453950

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{795797}}^1$

素因数の和:795838

約数の個数: 72

約数和(自身を含む): 54174744648

約数和(自身を除く): 34001290698

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 130, 150, 169, 195, 325, 338, 390, 507, 650, 845, 975, 1014, 1690, 1950, 2535, 4225, 5070, 8450, 12675, 25350, 795797, 1591594, 2387391, 3978985, 4774782, 7957970, 10345361, 11936955, 19894925, 20690722, 23873910, 31036083, 39789850, 51726805, 59684775, 62072166, 103453610, 119369550, 134489693, 155180415, 258634025, 268979386, 310360830, 403469079, 517268050, 672448465, 775902075, 806938158, 1344896930, 1551804150, 2017345395, 3362242325, 4034690790, 6724484650, 10086726975, 20173453950]

約数ペア:

[(1, 20173453950), (2, 10086726975), (3, 6724484650), (5, 4034690790), (6, 3362242325), (10, 2017345395), (13, 1551804150), (15, 1344896930), (25, 806938158), (26, 775902075), (30, 672448465), (39, 517268050), (50, 403469079), (65, 310360830), (75, 268979386), (78, 258634025), (130, 155180415), (150, 134489693), (169, 119369550), (195, 103453610), (325, 62072166), (338, 59684775), (390, 51726805), (507, 39789850), (650, 31036083), (845, 23873910), (975, 20690722), (1014, 19894925), (1690, 11936955), (1950, 10345361), (2535, 7957970), (4225, 4774782), (5070, 3978985), (8450, 2387391), (12675, 1591594), (25350, 795797)]