821823010

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{179}}^1\times {\mathrm{239}}^1$

素因数の和:555

約数の個数: 64

約数和(自身を含む): 1595635200

約数和(自身を除く): 773812190

約数列:

[1, 2, 5, 10, 17, 34, 85, 113, 170, 179, 226, 239, 358, 478, 565, 895, 1130, 1195, 1790, 1921, 2390, 3043, 3842, 4063, 6086, 8126, 9605, 15215, 19210, 20227, 20315, 27007, 30430, 40454, 40630, 42781, 54014, 85562, 101135, 135035, 202270, 213905, 270070, 343859, 427810, 459119, 687718, 727277, 918238, 1454554, 1719295, 2295595, 3438590, 3636385, 4591190, 4834253, 7272770, 9668506, 24171265, 48342530, 82182301, 164364602, 410911505, 821823010]

約数ペア:

[(1, 821823010), (2, 410911505), (5, 164364602), (10, 82182301), (17, 48342530), (34, 24171265), (85, 9668506), (113, 7272770), (170, 4834253), (179, 4591190), (226, 3636385), (239, 3438590), (358, 2295595), (478, 1719295), (565, 1454554), (895, 918238), (1130, 727277), (1195, 687718), (1790, 459119), (1921, 427810), (2390, 343859), (3043, 270070), (3842, 213905), (4063, 202270), (6086, 135035), (8126, 101135), (9605, 85562), (15215, 54014), (19210, 42781), (20227, 40630), (20315, 40454), (27007, 30430)]