81476700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{101}}^1\times {\mathrm{2689}}^1$

素因数の和:2807

約数の個数: 72

約数和(自身を含む): 238161840

約数和(自身を除く): 156685140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 101, 150, 202, 300, 303, 404, 505, 606, 1010, 1212, 1515, 2020, 2525, 2689, 3030, 5050, 5378, 6060, 7575, 8067, 10100, 10756, 13445, 15150, 16134, 26890, 30300, 32268, 40335, 53780, 67225, 80670, 134450, 161340, 201675, 268900, 271589, 403350, 543178, 806700, 814767, 1086356, 1357945, 1629534, 2715890, 3259068, 4073835, 5431780, 6789725, 8147670, 13579450, 16295340, 20369175, 27158900, 40738350, 81476700]

約数ペア:

[(1, 81476700), (2, 40738350), (3, 27158900), (4, 20369175), (5, 16295340), (6, 13579450), (10, 8147670), (12, 6789725), (15, 5431780), (20, 4073835), (25, 3259068), (30, 2715890), (50, 1629534), (60, 1357945), (75, 1086356), (100, 814767), (101, 806700), (150, 543178), (202, 403350), (300, 271589), (303, 268900), (404, 201675), (505, 161340), (606, 134450), (1010, 80670), (1212, 67225), (1515, 53780), (2020, 40335), (2525, 32268), (2689, 30300), (3030, 26890), (5050, 16134), (5378, 15150), (6060, 13445), (7575, 10756), (8067, 10100)]