203410780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{7573}}^1$

素因数の和:7678

約数の個数: 48

約数和(自身を含む): 458075520

約数和(自身を除く): 254664740

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 79, 85, 158, 170, 316, 340, 395, 790, 1343, 1580, 2686, 5372, 6715, 7573, 13430, 15146, 26860, 30292, 37865, 75730, 128741, 151460, 257482, 514964, 598267, 643705, 1196534, 1287410, 2393068, 2574820, 2991335, 5982670, 10170539, 11965340, 20341078, 40682156, 50852695, 101705390, 203410780]

約数ペア:

[(1, 203410780), (2, 101705390), (4, 50852695), (5, 40682156), (10, 20341078), (17, 11965340), (20, 10170539), (34, 5982670), (68, 2991335), (79, 2574820), (85, 2393068), (158, 1287410), (170, 1196534), (316, 643705), (340, 598267), (395, 514964), (790, 257482), (1343, 151460), (1580, 128741), (2686, 75730), (5372, 37865), (6715, 30292), (7573, 26860), (13430, 15146)]