69978545

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{109}}^1$

素因数の和:234

約数の個数: 64

約数和(自身を含む): 111767040

約数和(自身を除く): 41788495

約数列:

[1, 5, 7, 13, 17, 35, 65, 83, 85, 91, 109, 119, 221, 415, 455, 545, 581, 595, 763, 1079, 1105, 1411, 1417, 1547, 1853, 2905, 3815, 5395, 7055, 7085, 7553, 7735, 9047, 9265, 9877, 9919, 12971, 18343, 24089, 37765, 45235, 49385, 49595, 63329, 64855, 91715, 117611, 120445, 128401, 153799, 168623, 316645, 588055, 642005, 768995, 823277, 843115, 1076593, 1999387, 4116385, 5382965, 9996935, 13995709, 69978545]

約数ペア:

[(1, 69978545), (5, 13995709), (7, 9996935), (13, 5382965), (17, 4116385), (35, 1999387), (65, 1076593), (83, 843115), (85, 823277), (91, 768995), (109, 642005), (119, 588055), (221, 316645), (415, 168623), (455, 153799), (545, 128401), (581, 120445), (595, 117611), (763, 91715), (1079, 64855), (1105, 63329), (1411, 49595), (1417, 49385), (1547, 45235), (1853, 37765), (2905, 24089), (3815, 18343), (5395, 12971), (7055, 9919), (7085, 9877), (7553, 9265), (7735, 9047)]