124501660

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{179}}^1\times {\mathrm{419}}^1$

素因数の和:690

約数の個数: 48

約数和(自身を含む): 266716800

約数和(自身を除く): 142215140

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 179, 332, 358, 415, 419, 716, 830, 838, 895, 1660, 1676, 1790, 2095, 3580, 4190, 8380, 14857, 29714, 34777, 59428, 69554, 74285, 75001, 139108, 148570, 150002, 173885, 297140, 300004, 347770, 375005, 695540, 750010, 1500020, 6225083, 12450166, 24900332, 31125415, 62250830, 124501660]

約数ペア:

[(1, 124501660), (2, 62250830), (4, 31125415), (5, 24900332), (10, 12450166), (20, 6225083), (83, 1500020), (166, 750010), (179, 695540), (332, 375005), (358, 347770), (415, 300004), (419, 297140), (716, 173885), (830, 150002), (838, 148570), (895, 139108), (1660, 75001), (1676, 74285), (1790, 69554), (2095, 59428), (3580, 34777), (4190, 29714), (8380, 14857)]