69867980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{2953}}^1$

素因数の和:2995

約数の個数: 72

約数和(自身を含む): 181635552

約数和(自身を除く): 111767572

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 169, 182, 260, 338, 364, 455, 676, 845, 910, 1183, 1690, 1820, 2366, 2953, 3380, 4732, 5906, 5915, 11812, 11830, 14765, 20671, 23660, 29530, 38389, 41342, 59060, 76778, 82684, 103355, 153556, 191945, 206710, 268723, 383890, 413420, 499057, 537446, 767780, 998114, 1074892, 1343615, 1996228, 2495285, 2687230, 3493399, 4990570, 5374460, 6986798, 9981140, 13973596, 17466995, 34933990, 69867980]

約数ペア:

[(1, 69867980), (2, 34933990), (4, 17466995), (5, 13973596), (7, 9981140), (10, 6986798), (13, 5374460), (14, 4990570), (20, 3493399), (26, 2687230), (28, 2495285), (35, 1996228), (52, 1343615), (65, 1074892), (70, 998114), (91, 767780), (130, 537446), (140, 499057), (169, 413420), (182, 383890), (260, 268723), (338, 206710), (364, 191945), (455, 153556), (676, 103355), (845, 82684), (910, 76778), (1183, 59060), (1690, 41342), (1820, 38389), (2366, 29530), (2953, 23660), (3380, 20671), (4732, 14765), (5906, 11830), (5915, 11812)]