89891300

素因数分解:

$2^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{223}}^1$

素因数の和:405

約数の個数: 72

約数和(自身を含む): 204153600

約数和(自身を除く): 114262300

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 50, 58, 100, 116, 139, 145, 223, 278, 290, 446, 556, 580, 695, 725, 892, 1115, 1390, 1450, 2230, 2780, 2900, 3475, 4031, 4460, 5575, 6467, 6950, 8062, 11150, 12934, 13900, 16124, 20155, 22300, 25868, 30997, 32335, 40310, 61994, 64670, 80620, 100775, 123988, 129340, 154985, 161675, 201550, 309970, 323350, 403100, 619940, 646700, 774925, 898913, 1549850, 1797826, 3099700, 3595652, 4494565, 8989130, 17978260, 22472825, 44945650, 89891300]

約数ペア:

[(1, 89891300), (2, 44945650), (4, 22472825), (5, 17978260), (10, 8989130), (20, 4494565), (25, 3595652), (29, 3099700), (50, 1797826), (58, 1549850), (100, 898913), (116, 774925), (139, 646700), (145, 619940), (223, 403100), (278, 323350), (290, 309970), (446, 201550), (556, 161675), (580, 154985), (695, 129340), (725, 123988), (892, 100775), (1115, 80620), (1390, 64670), (1450, 61994), (2230, 40310), (2780, 32335), (2900, 30997), (3475, 25868), (4031, 22300), (4460, 20155), (5575, 16124), (6467, 13900), (6950, 12934), (8062, 11150)]