85804020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{271}}^1\times {\mathrm{1759}}^1$

素因数の和:2045

約数の個数: 72

約数和(自身を含む): 261381120

約数和(自身を除く): 175577100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 271, 542, 813, 1084, 1355, 1626, 1759, 2439, 2710, 3252, 3518, 4065, 4878, 5277, 5420, 7036, 8130, 8795, 9756, 10554, 12195, 15831, 16260, 17590, 21108, 24390, 26385, 31662, 35180, 48780, 52770, 63324, 79155, 105540, 158310, 316620, 476689, 953378, 1430067, 1906756, 2383445, 2860134, 4290201, 4766890, 5720268, 7150335, 8580402, 9533780, 14300670, 17160804, 21451005, 28601340, 42902010, 85804020]

約数ペア:

[(1, 85804020), (2, 42902010), (3, 28601340), (4, 21451005), (5, 17160804), (6, 14300670), (9, 9533780), (10, 8580402), (12, 7150335), (15, 5720268), (18, 4766890), (20, 4290201), (30, 2860134), (36, 2383445), (45, 1906756), (60, 1430067), (90, 953378), (180, 476689), (271, 316620), (542, 158310), (813, 105540), (1084, 79155), (1355, 63324), (1626, 52770), (1759, 48780), (2439, 35180), (2710, 31662), (3252, 26385), (3518, 24390), (4065, 21108), (4878, 17590), (5277, 16260), (5420, 15831), (7036, 12195), (8130, 10554), (8795, 9756)]