25991840

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1009}}^1$

素因数の和:1054

約数の個数: 96

約数和(自身を含む): 73301760

約数和(自身を除く): 47309920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 56, 70, 80, 92, 112, 115, 140, 160, 161, 184, 224, 230, 280, 322, 368, 460, 560, 644, 736, 805, 920, 1009, 1120, 1288, 1610, 1840, 2018, 2576, 3220, 3680, 4036, 5045, 5152, 6440, 7063, 8072, 10090, 12880, 14126, 16144, 20180, 23207, 25760, 28252, 32288, 35315, 40360, 46414, 56504, 70630, 80720, 92828, 113008, 116035, 141260, 161440, 162449, 185656, 226016, 232070, 282520, 324898, 371312, 464140, 565040, 649796, 742624, 812245, 928280, 1130080, 1299592, 1624490, 1856560, 2599184, 3248980, 3713120, 5198368, 6497960, 12995920, 25991840]

約数ペア:

[(1, 25991840), (2, 12995920), (4, 6497960), (5, 5198368), (7, 3713120), (8, 3248980), (10, 2599184), (14, 1856560), (16, 1624490), (20, 1299592), (23, 1130080), (28, 928280), (32, 812245), (35, 742624), (40, 649796), (46, 565040), (56, 464140), (70, 371312), (80, 324898), (92, 282520), (112, 232070), (115, 226016), (140, 185656), (160, 162449), (161, 161440), (184, 141260), (224, 116035), (230, 113008), (280, 92828), (322, 80720), (368, 70630), (460, 56504), (560, 46414), (644, 40360), (736, 35315), (805, 32288), (920, 28252), (1009, 25760), (1120, 23207), (1288, 20180), (1610, 16144), (1840, 14126), (2018, 12880), (2576, 10090), (3220, 8072), (3680, 7063), (4036, 6440), (5045, 5152)]