5491300

素因数分解:

$2^2\times 5^2\times {\mathrm{89}}^1\times {\mathrm{617}}^1$

素因数の和:720

約数の個数: 36

約数和(自身を含む): 12069540

約数和(自身を除く): 6578240

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 89, 100, 178, 356, 445, 617, 890, 1234, 1780, 2225, 2468, 3085, 4450, 6170, 8900, 12340, 15425, 30850, 54913, 61700, 109826, 219652, 274565, 549130, 1098260, 1372825, 2745650, 5491300]

約数ペア:

[(1, 5491300), (2, 2745650), (4, 1372825), (5, 1098260), (10, 549130), (20, 274565), (25, 219652), (50, 109826), (89, 61700), (100, 54913), (178, 30850), (356, 15425), (445, 12340), (617, 8900), (890, 6170), (1234, 4450), (1780, 3085), (2225, 2468)]