74955640

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{107}}^1\times {\mathrm{211}}^1$

素因数の和:412

約数の個数: 64

約数和(自身を含む): 173093760

約数和(自身を除く): 98138120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 107, 166, 211, 214, 332, 415, 422, 428, 535, 664, 830, 844, 856, 1055, 1070, 1660, 1688, 2110, 2140, 3320, 4220, 4280, 8440, 8881, 17513, 17762, 22577, 35026, 35524, 44405, 45154, 70052, 71048, 87565, 88810, 90308, 112885, 140104, 175130, 177620, 180616, 225770, 350260, 355240, 451540, 700520, 903080, 1873891, 3747782, 7495564, 9369455, 14991128, 18738910, 37477820, 74955640]

約数ペア:

[(1, 74955640), (2, 37477820), (4, 18738910), (5, 14991128), (8, 9369455), (10, 7495564), (20, 3747782), (40, 1873891), (83, 903080), (107, 700520), (166, 451540), (211, 355240), (214, 350260), (332, 225770), (415, 180616), (422, 177620), (428, 175130), (535, 140104), (664, 112885), (830, 90308), (844, 88810), (856, 87565), (1055, 71048), (1070, 70052), (1660, 45154), (1688, 44405), (2110, 35524), (2140, 35026), (3320, 22577), (4220, 17762), (4280, 17513), (8440, 8881)]