125528120

素因数分解:

$2^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{139}}^1\times {\mathrm{211}}^1$

素因数の和:468

約数の個数: 64

約数和(自身を含む): 288489600

約数和(自身を除く): 162961480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 107, 139, 211, 214, 278, 422, 428, 535, 556, 695, 844, 856, 1055, 1070, 1112, 1390, 1688, 2110, 2140, 2780, 4220, 4280, 5560, 8440, 14873, 22577, 29329, 29746, 45154, 58658, 59492, 74365, 90308, 112885, 117316, 118984, 146645, 148730, 180616, 225770, 234632, 293290, 297460, 451540, 586580, 594920, 903080, 1173160, 3138203, 6276406, 12552812, 15691015, 25105624, 31382030, 62764060, 125528120]

約数ペア:

[(1, 125528120), (2, 62764060), (4, 31382030), (5, 25105624), (8, 15691015), (10, 12552812), (20, 6276406), (40, 3138203), (107, 1173160), (139, 903080), (211, 594920), (214, 586580), (278, 451540), (422, 297460), (428, 293290), (535, 234632), (556, 225770), (695, 180616), (844, 148730), (856, 146645), (1055, 118984), (1070, 117316), (1112, 112885), (1390, 90308), (1688, 74365), (2110, 59492), (2140, 58658), (2780, 45154), (4220, 29746), (4280, 29329), (5560, 22577), (8440, 14873)]