126391400

素因数分解:

$2^3\times 5^2\times {\mathrm{101}}^1\times {\mathrm{6257}}^1$

素因数の和:6374

約数の個数: 48

約数和(自身を含む): 296816940

約数和(自身を除く): 170425540

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 101, 200, 202, 404, 505, 808, 1010, 2020, 2525, 4040, 5050, 6257, 10100, 12514, 20200, 25028, 31285, 50056, 62570, 125140, 156425, 250280, 312850, 625700, 631957, 1251400, 1263914, 2527828, 3159785, 5055656, 6319570, 12639140, 15798925, 25278280, 31597850, 63195700, 126391400]

約数ペア:

[(1, 126391400), (2, 63195700), (4, 31597850), (5, 25278280), (8, 15798925), (10, 12639140), (20, 6319570), (25, 5055656), (40, 3159785), (50, 2527828), (100, 1263914), (101, 1251400), (200, 631957), (202, 625700), (404, 312850), (505, 250280), (808, 156425), (1010, 125140), (2020, 62570), (2525, 50056), (4040, 31285), (5050, 25028), (6257, 20200), (10100, 12514)]