1645945280

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{104971}}^1$

素因数の和:105002

約数の個数: 84

約数和(自身を含む): 4559353848

約数和(自身を除く): 2913408568

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 320, 392, 448, 490, 560, 784, 980, 1120, 1568, 1960, 2240, 3136, 3920, 7840, 15680, 104971, 209942, 419884, 524855, 734797, 839768, 1049710, 1469594, 1679536, 2099420, 2939188, 3359072, 3673985, 4198840, 5143579, 5878376, 6718144, 7347970, 8397680, 10287158, 11756752, 14695940, 16795360, 20574316, 23513504, 25717895, 29391880, 33590720, 41148632, 47027008, 51435790, 58783760, 82297264, 102871580, 117567520, 164594528, 205743160, 235135040, 329189056, 411486320, 822972640, 1645945280]

約数ペア:

[(1, 1645945280), (2, 822972640), (4, 411486320), (5, 329189056), (7, 235135040), (8, 205743160), (10, 164594528), (14, 117567520), (16, 102871580), (20, 82297264), (28, 58783760), (32, 51435790), (35, 47027008), (40, 41148632), (49, 33590720), (56, 29391880), (64, 25717895), (70, 23513504), (80, 20574316), (98, 16795360), (112, 14695940), (140, 11756752), (160, 10287158), (196, 8397680), (224, 7347970), (245, 6718144), (280, 5878376), (320, 5143579), (392, 4198840), (448, 3673985), (490, 3359072), (560, 2939188), (784, 2099420), (980, 1679536), (1120, 1469594), (1568, 1049710), (1960, 839768), (2240, 734797), (3136, 524855), (3920, 419884), (7840, 209942), (15680, 104971)]