71129200

素因数分解:

$2^4\times 5^2\times {\mathrm{177823}}^1$

素因数の和:177841

約数の個数: 30

約数和(自身を含む): 170888864

約数和(自身を除く): 99759664

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 177823, 355646, 711292, 889115, 1422584, 1778230, 2845168, 3556460, 4445575, 7112920, 8891150, 14225840, 17782300, 35564600, 71129200]

約数ペア:

[(1, 71129200), (2, 35564600), (4, 17782300), (5, 14225840), (8, 8891150), (10, 7112920), (16, 4445575), (20, 3556460), (25, 2845168), (40, 1778230), (50, 1422584), (80, 889115), (100, 711292), (200, 355646), (400, 177823)]