25762480

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{997}}^1$

素因数の和:1046

約数の個数: 80

約数和(自身を含む): 66826080

約数和(自身を除く): 41063600

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 34, 38, 40, 68, 76, 80, 85, 95, 136, 152, 170, 190, 272, 304, 323, 340, 380, 646, 680, 760, 997, 1292, 1360, 1520, 1615, 1994, 2584, 3230, 3988, 4985, 5168, 6460, 7976, 9970, 12920, 15952, 16949, 18943, 19940, 25840, 33898, 37886, 39880, 67796, 75772, 79760, 84745, 94715, 135592, 151544, 169490, 189430, 271184, 303088, 322031, 338980, 378860, 644062, 677960, 757720, 1288124, 1355920, 1515440, 1610155, 2576248, 3220310, 5152496, 6440620, 12881240, 25762480]

約数ペア:

[(1, 25762480), (2, 12881240), (4, 6440620), (5, 5152496), (8, 3220310), (10, 2576248), (16, 1610155), (17, 1515440), (19, 1355920), (20, 1288124), (34, 757720), (38, 677960), (40, 644062), (68, 378860), (76, 338980), (80, 322031), (85, 303088), (95, 271184), (136, 189430), (152, 169490), (170, 151544), (190, 135592), (272, 94715), (304, 84745), (323, 79760), (340, 75772), (380, 67796), (646, 39880), (680, 37886), (760, 33898), (997, 25840), (1292, 19940), (1360, 18943), (1520, 16949), (1615, 15952), (1994, 12920), (2584, 9970), (3230, 7976), (3988, 6460), (4985, 5168)]