83442200

素因数分解:

$2^3\times 5^2\times {\mathrm{421}}^1\times {\mathrm{991}}^1$

素因数の和:1428

約数の個数: 48

約数和(自身を含む): 194660160

約数和(自身を除く): 111217960

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 421, 842, 991, 1684, 1982, 2105, 3368, 3964, 4210, 4955, 7928, 8420, 9910, 10525, 16840, 19820, 21050, 24775, 39640, 42100, 49550, 84200, 99100, 198200, 417211, 834422, 1668844, 2086055, 3337688, 4172110, 8344220, 10430275, 16688440, 20860550, 41721100, 83442200]

約数ペア:

[(1, 83442200), (2, 41721100), (4, 20860550), (5, 16688440), (8, 10430275), (10, 8344220), (20, 4172110), (25, 3337688), (40, 2086055), (50, 1668844), (100, 834422), (200, 417211), (421, 198200), (842, 99100), (991, 84200), (1684, 49550), (1982, 42100), (2105, 39640), (3368, 24775), (3964, 21050), (4210, 19820), (4955, 16840), (7928, 10525), (8420, 9910)]