84321700

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{193}}^1\times {\mathrm{257}}^1$

素因数の和:481

約数の個数: 72

約数和(自身を含む): 195503112

約数和(自身を除く): 111181412

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 85, 100, 170, 193, 257, 340, 386, 425, 514, 772, 850, 965, 1028, 1285, 1700, 1930, 2570, 3281, 3860, 4369, 4825, 5140, 6425, 6562, 8738, 9650, 12850, 13124, 16405, 17476, 19300, 21845, 25700, 32810, 43690, 49601, 65620, 82025, 87380, 99202, 109225, 164050, 198404, 218450, 248005, 328100, 436900, 496010, 843217, 992020, 1240025, 1686434, 2480050, 3372868, 4216085, 4960100, 8432170, 16864340, 21080425, 42160850, 84321700]

約数ペア:

[(1, 84321700), (2, 42160850), (4, 21080425), (5, 16864340), (10, 8432170), (17, 4960100), (20, 4216085), (25, 3372868), (34, 2480050), (50, 1686434), (68, 1240025), (85, 992020), (100, 843217), (170, 496010), (193, 436900), (257, 328100), (340, 248005), (386, 218450), (425, 198404), (514, 164050), (772, 109225), (850, 99202), (965, 87380), (1028, 82025), (1285, 65620), (1700, 49601), (1930, 43690), (2570, 32810), (3281, 25700), (3860, 21845), (4369, 19300), (4825, 17476), (5140, 16405), (6425, 13124), (6562, 12850), (8738, 9650)]