69709840

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{401}}^1$

素因数の和:508

約数の個数: 80

約数和(自身を含む): 169582896

約数和(自身を除く): 99873056

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 53, 80, 82, 106, 164, 205, 212, 265, 328, 401, 410, 424, 530, 656, 802, 820, 848, 1060, 1604, 1640, 2005, 2120, 2173, 3208, 3280, 4010, 4240, 4346, 6416, 8020, 8692, 10865, 16040, 16441, 17384, 21253, 21730, 32080, 32882, 34768, 42506, 43460, 65764, 82205, 85012, 86920, 106265, 131528, 164410, 170024, 173840, 212530, 263056, 328820, 340048, 425060, 657640, 850120, 871373, 1315280, 1700240, 1742746, 3485492, 4356865, 6970984, 8713730, 13941968, 17427460, 34854920, 69709840]

約数ペア:

[(1, 69709840), (2, 34854920), (4, 17427460), (5, 13941968), (8, 8713730), (10, 6970984), (16, 4356865), (20, 3485492), (40, 1742746), (41, 1700240), (53, 1315280), (80, 871373), (82, 850120), (106, 657640), (164, 425060), (205, 340048), (212, 328820), (265, 263056), (328, 212530), (401, 173840), (410, 170024), (424, 164410), (530, 131528), (656, 106265), (802, 86920), (820, 85012), (848, 82205), (1060, 65764), (1604, 43460), (1640, 42506), (2005, 34768), (2120, 32882), (2173, 32080), (3208, 21730), (3280, 21253), (4010, 17384), (4240, 16441), (4346, 16040), (6416, 10865), (8020, 8692)]