68123900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{139}}^1$

素因数の和:208

約数の個数: 108

約数和(自身を含む): 166786200

約数和(自身を除く): 98662300

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 29, 50, 52, 58, 65, 100, 116, 130, 139, 145, 169, 260, 278, 290, 325, 338, 377, 556, 580, 650, 676, 695, 725, 754, 845, 1300, 1390, 1450, 1508, 1690, 1807, 1885, 2780, 2900, 3380, 3475, 3614, 3770, 4031, 4225, 4901, 6950, 7228, 7540, 8062, 8450, 9035, 9425, 9802, 13900, 16124, 16900, 18070, 18850, 19604, 20155, 23491, 24505, 36140, 37700, 40310, 45175, 46982, 49010, 52403, 80620, 90350, 93964, 98020, 100775, 104806, 117455, 122525, 180700, 201550, 209612, 234910, 245050, 262015, 403100, 469820, 490100, 524030, 587275, 681239, 1048060, 1174550, 1310075, 1362478, 2349100, 2620150, 2724956, 3406195, 5240300, 6812390, 13624780, 17030975, 34061950, 68123900]

約数ペア:

[(1, 68123900), (2, 34061950), (4, 17030975), (5, 13624780), (10, 6812390), (13, 5240300), (20, 3406195), (25, 2724956), (26, 2620150), (29, 2349100), (50, 1362478), (52, 1310075), (58, 1174550), (65, 1048060), (100, 681239), (116, 587275), (130, 524030), (139, 490100), (145, 469820), (169, 403100), (260, 262015), (278, 245050), (290, 234910), (325, 209612), (338, 201550), (377, 180700), (556, 122525), (580, 117455), (650, 104806), (676, 100775), (695, 98020), (725, 93964), (754, 90350), (845, 80620), (1300, 52403), (1390, 49010), (1450, 46982), (1508, 45175), (1690, 40310), (1807, 37700), (1885, 36140), (2780, 24505), (2900, 23491), (3380, 20155), (3475, 19604), (3614, 18850), (3770, 18070), (4031, 16900), (4225, 16124), (4901, 13900), (6950, 9802), (7228, 9425), (7540, 9035), (8062, 8450)]