100505920

素因数分解:

$2^6\times 5^1\times {\mathrm{89}}^1\times {\mathrm{3529}}^1$

素因数の和:3635

約数の個数: 56

約数和(自身を含む): 242087400

約数和(自身を除く): 141581480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 89, 160, 178, 320, 356, 445, 712, 890, 1424, 1780, 2848, 3529, 3560, 5696, 7058, 7120, 14116, 14240, 17645, 28232, 28480, 35290, 56464, 70580, 112928, 141160, 225856, 282320, 314081, 564640, 628162, 1129280, 1256324, 1570405, 2512648, 3140810, 5025296, 6281620, 10050592, 12563240, 20101184, 25126480, 50252960, 100505920]

約数ペア:

[(1, 100505920), (2, 50252960), (4, 25126480), (5, 20101184), (8, 12563240), (10, 10050592), (16, 6281620), (20, 5025296), (32, 3140810), (40, 2512648), (64, 1570405), (80, 1256324), (89, 1129280), (160, 628162), (178, 564640), (320, 314081), (356, 282320), (445, 225856), (712, 141160), (890, 112928), (1424, 70580), (1780, 56464), (2848, 35290), (3529, 28480), (3560, 28232), (5696, 17645), (7058, 14240), (7120, 14116)]