71882840

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{827}}^1$

素因数の和:932

約数の個数: 64

約数和(自身を含む): 169011360

約数和(自身を除く): 97128520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 53, 82, 106, 164, 205, 212, 265, 328, 410, 424, 530, 820, 827, 1060, 1640, 1654, 2120, 2173, 3308, 4135, 4346, 6616, 8270, 8692, 10865, 16540, 17384, 21730, 33080, 33907, 43460, 43831, 67814, 86920, 87662, 135628, 169535, 175324, 219155, 271256, 339070, 350648, 438310, 678140, 876620, 1356280, 1753240, 1797071, 3594142, 7188284, 8985355, 14376568, 17970710, 35941420, 71882840]

約数ペア:

[(1, 71882840), (2, 35941420), (4, 17970710), (5, 14376568), (8, 8985355), (10, 7188284), (20, 3594142), (40, 1797071), (41, 1753240), (53, 1356280), (82, 876620), (106, 678140), (164, 438310), (205, 350648), (212, 339070), (265, 271256), (328, 219155), (410, 175324), (424, 169535), (530, 135628), (820, 87662), (827, 86920), (1060, 67814), (1640, 43831), (1654, 43460), (2120, 33907), (2173, 33080), (3308, 21730), (4135, 17384), (4346, 16540), (6616, 10865), (8270, 8692)]