25603240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{929}}^1$

素因数の和:1006

約数の個数: 64

約数和(自身を含む): 63277200

約数和(自身を除く): 37673960

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 53, 65, 104, 106, 130, 212, 260, 265, 424, 520, 530, 689, 929, 1060, 1378, 1858, 2120, 2756, 3445, 3716, 4645, 5512, 6890, 7432, 9290, 12077, 13780, 18580, 24154, 27560, 37160, 48308, 49237, 60385, 96616, 98474, 120770, 196948, 241540, 246185, 393896, 483080, 492370, 640081, 984740, 1280162, 1969480, 2560324, 3200405, 5120648, 6400810, 12801620, 25603240]

約数ペア:

[(1, 25603240), (2, 12801620), (4, 6400810), (5, 5120648), (8, 3200405), (10, 2560324), (13, 1969480), (20, 1280162), (26, 984740), (40, 640081), (52, 492370), (53, 483080), (65, 393896), (104, 246185), (106, 241540), (130, 196948), (212, 120770), (260, 98474), (265, 96616), (424, 60385), (520, 49237), (530, 48308), (689, 37160), (929, 27560), (1060, 24154), (1378, 18580), (1858, 13780), (2120, 12077), (2756, 9290), (3445, 7432), (3716, 6890), (4645, 5512)]