64984880

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{673}}^1$

素因数の和:774

約数の個数: 80

約数和(自身を含む): 162471744

約数和(自身を除く): 97486864

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 71, 80, 85, 136, 142, 170, 272, 284, 340, 355, 568, 673, 680, 710, 1136, 1207, 1346, 1360, 1420, 2414, 2692, 2840, 3365, 4828, 5384, 5680, 6035, 6730, 9656, 10768, 11441, 12070, 13460, 19312, 22882, 24140, 26920, 45764, 47783, 48280, 53840, 57205, 91528, 95566, 96560, 114410, 183056, 191132, 228820, 238915, 382264, 457640, 477830, 764528, 812311, 915280, 955660, 1624622, 1911320, 3249244, 3822640, 4061555, 6498488, 8123110, 12996976, 16246220, 32492440, 64984880]

約数ペア:

[(1, 64984880), (2, 32492440), (4, 16246220), (5, 12996976), (8, 8123110), (10, 6498488), (16, 4061555), (17, 3822640), (20, 3249244), (34, 1911320), (40, 1624622), (68, 955660), (71, 915280), (80, 812311), (85, 764528), (136, 477830), (142, 457640), (170, 382264), (272, 238915), (284, 228820), (340, 191132), (355, 183056), (568, 114410), (673, 96560), (680, 95566), (710, 91528), (1136, 57205), (1207, 53840), (1346, 48280), (1360, 47783), (1420, 45764), (2414, 26920), (2692, 24140), (2840, 22882), (3365, 19312), (4828, 13460), (5384, 12070), (5680, 11441), (6035, 10768), (6730, 9656)]