78421684

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{1499}}^1$

素因数の和:1584

約数の個数: 48

約数和(自身を含む): 158760000

約数和(自身を除く): 80338316

約数列:

[1, 2, 4, 11, 22, 29, 41, 44, 58, 82, 116, 164, 319, 451, 638, 902, 1189, 1276, 1499, 1804, 2378, 2998, 4756, 5996, 13079, 16489, 26158, 32978, 43471, 52316, 61459, 65956, 86942, 122918, 173884, 245836, 478181, 676049, 956362, 1352098, 1782311, 1912724, 2704196, 3564622, 7129244, 19605421, 39210842, 78421684]

約数ペア:

[(1, 78421684), (2, 39210842), (4, 19605421), (11, 7129244), (22, 3564622), (29, 2704196), (41, 1912724), (44, 1782311), (58, 1352098), (82, 956362), (116, 676049), (164, 478181), (319, 245836), (451, 173884), (638, 122918), (902, 86942), (1189, 65956), (1276, 61459), (1499, 52316), (1804, 43471), (2378, 32978), (2998, 26158), (4756, 16489), (5996, 13079)]