81769400

素因数分解:

$2^3\times 5^2\times {\mathrm{107}}^1\times {\mathrm{3821}}^1$

素因数の和:3944

約数の個数: 48

約数和(自身を含む): 191940840

約数和(自身を除く): 110171440

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 107, 200, 214, 428, 535, 856, 1070, 2140, 2675, 3821, 4280, 5350, 7642, 10700, 15284, 19105, 21400, 30568, 38210, 76420, 95525, 152840, 191050, 382100, 408847, 764200, 817694, 1635388, 2044235, 3270776, 4088470, 8176940, 10221175, 16353880, 20442350, 40884700, 81769400]

約数ペア:

[(1, 81769400), (2, 40884700), (4, 20442350), (5, 16353880), (8, 10221175), (10, 8176940), (20, 4088470), (25, 3270776), (40, 2044235), (50, 1635388), (100, 817694), (107, 764200), (200, 408847), (214, 382100), (428, 191050), (535, 152840), (856, 95525), (1070, 76420), (2140, 38210), (2675, 30568), (3821, 21400), (4280, 19105), (5350, 15284), (7642, 10700)]