25800120

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{7963}}^1$

素因数の和:7986

約数の個数: 80

約数和(自身を含む): 86727960

約数和(自身を除く): 60927840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 7963, 15926, 23889, 31852, 39815, 47778, 63704, 71667, 79630, 95556, 119445, 143334, 159260, 191112, 215001, 238890, 286668, 318520, 358335, 430002, 477780, 573336, 645003, 716670, 860004, 955560, 1075005, 1290006, 1433340, 1720008, 2150010, 2580012, 2866680, 3225015, 4300020, 5160024, 6450030, 8600040, 12900060, 25800120]

約数ペア:

[(1, 25800120), (2, 12900060), (3, 8600040), (4, 6450030), (5, 5160024), (6, 4300020), (8, 3225015), (9, 2866680), (10, 2580012), (12, 2150010), (15, 1720008), (18, 1433340), (20, 1290006), (24, 1075005), (27, 955560), (30, 860004), (36, 716670), (40, 645003), (45, 573336), (54, 477780), (60, 430002), (72, 358335), (81, 318520), (90, 286668), (108, 238890), (120, 215001), (135, 191112), (162, 159260), (180, 143334), (216, 119445), (270, 95556), (324, 79630), (360, 71667), (405, 63704), (540, 47778), (648, 39815), (810, 31852), (1080, 23889), (1620, 15926), (3240, 7963)]