20095936385

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{257}}^1\times {\mathrm{1163}}^1$

素因数の和:1562

約数の個数: 64

約数和(自身を含む): 29579530752

約数和(自身を除く): 9483594367

約数列:

[1, 5, 7, 17, 35, 85, 113, 119, 257, 565, 595, 791, 1163, 1285, 1799, 1921, 3955, 4369, 5815, 8141, 8995, 9605, 13447, 19771, 21845, 29041, 30583, 40705, 67235, 98855, 131419, 138397, 145205, 152915, 203287, 298891, 493697, 657095, 691985, 919933, 1016435, 1494455, 2092237, 2234123, 2468485, 3455879, 4599665, 5081147, 10461185, 11170615, 15638861, 17279395, 25405735, 33774683, 35568029, 78194305, 168873415, 177840145, 236422781, 574169611, 1182113905, 2870848055, 4019187277, 20095936385]

約数ペア:

[(1, 20095936385), (5, 4019187277), (7, 2870848055), (17, 1182113905), (35, 574169611), (85, 236422781), (113, 177840145), (119, 168873415), (257, 78194305), (565, 35568029), (595, 33774683), (791, 25405735), (1163, 17279395), (1285, 15638861), (1799, 11170615), (1921, 10461185), (3955, 5081147), (4369, 4599665), (5815, 3455879), (8141, 2468485), (8995, 2234123), (9605, 2092237), (13447, 1494455), (19771, 1016435), (21845, 919933), (29041, 691985), (30583, 657095), (40705, 493697), (67235, 298891), (98855, 203287), (131419, 152915), (138397, 145205)]