78664240

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{827}}^1$

素因数の和:910

約数の個数: 80

約数和(自身を含む): 194050080

約数和(自身を除く): 115385840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 41, 58, 80, 82, 116, 145, 164, 205, 232, 290, 328, 410, 464, 580, 656, 820, 827, 1160, 1189, 1640, 1654, 2320, 2378, 3280, 3308, 4135, 4756, 5945, 6616, 8270, 9512, 11890, 13232, 16540, 19024, 23780, 23983, 33080, 33907, 47560, 47966, 66160, 67814, 95120, 95932, 119915, 135628, 169535, 191864, 239830, 271256, 339070, 383728, 479660, 542512, 678140, 959320, 983303, 1356280, 1918640, 1966606, 2712560, 3933212, 4916515, 7866424, 9833030, 15732848, 19666060, 39332120, 78664240]

約数ペア:

[(1, 78664240), (2, 39332120), (4, 19666060), (5, 15732848), (8, 9833030), (10, 7866424), (16, 4916515), (20, 3933212), (29, 2712560), (40, 1966606), (41, 1918640), (58, 1356280), (80, 983303), (82, 959320), (116, 678140), (145, 542512), (164, 479660), (205, 383728), (232, 339070), (290, 271256), (328, 239830), (410, 191864), (464, 169535), (580, 135628), (656, 119915), (820, 95932), (827, 95120), (1160, 67814), (1189, 66160), (1640, 47966), (1654, 47560), (2320, 33907), (2378, 33080), (3280, 23983), (3308, 23780), (4135, 19024), (4756, 16540), (5945, 13232), (6616, 11890), (8270, 9512)]