64879220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{127}}^1$

素因数の和:273

約数の個数: 96

約数和(自身を含む): 162570240

約数和(自身を除く): 97691020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 70, 82, 89, 127, 140, 164, 178, 205, 254, 287, 356, 410, 445, 508, 574, 623, 635, 820, 889, 890, 1148, 1246, 1270, 1435, 1778, 1780, 2492, 2540, 2870, 3115, 3556, 3649, 4445, 5207, 5740, 6230, 7298, 8890, 10414, 11303, 12460, 14596, 17780, 18245, 20828, 22606, 25543, 26035, 36449, 36490, 45212, 51086, 52070, 56515, 72898, 72980, 79121, 102172, 104140, 113030, 127715, 145796, 158242, 182245, 226060, 255430, 316484, 364490, 395605, 463423, 510860, 728980, 791210, 926846, 1582420, 1853692, 2317115, 3243961, 4634230, 6487922, 9268460, 12975844, 16219805, 32439610, 64879220]

約数ペア:

[(1, 64879220), (2, 32439610), (4, 16219805), (5, 12975844), (7, 9268460), (10, 6487922), (14, 4634230), (20, 3243961), (28, 2317115), (35, 1853692), (41, 1582420), (70, 926846), (82, 791210), (89, 728980), (127, 510860), (140, 463423), (164, 395605), (178, 364490), (205, 316484), (254, 255430), (287, 226060), (356, 182245), (410, 158242), (445, 145796), (508, 127715), (574, 113030), (623, 104140), (635, 102172), (820, 79121), (889, 72980), (890, 72898), (1148, 56515), (1246, 52070), (1270, 51086), (1435, 45212), (1778, 36490), (1780, 36449), (2492, 26035), (2540, 25543), (2870, 22606), (3115, 20828), (3556, 18245), (3649, 17780), (4445, 14596), (5207, 12460), (5740, 11303), (6230, 10414), (7298, 8890)]