9013165720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{42379}}^1$

素因数の和:42812

約数の個数: 64

約数和(自身を含む): 21893508000

約数和(自身を除く): 12880342280

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 409, 520, 818, 1636, 2045, 3272, 4090, 5317, 8180, 10634, 16360, 21268, 26585, 42379, 42536, 53170, 84758, 106340, 169516, 211895, 212680, 339032, 423790, 550927, 847580, 1101854, 1695160, 2203708, 2754635, 4407416, 5509270, 11018540, 17333011, 22037080, 34666022, 69332044, 86665055, 138664088, 173330110, 225329143, 346660220, 450658286, 693320440, 901316572, 1126645715, 1802633144, 2253291430, 4506582860, 9013165720]

約数ペア:

[(1, 9013165720), (2, 4506582860), (4, 2253291430), (5, 1802633144), (8, 1126645715), (10, 901316572), (13, 693320440), (20, 450658286), (26, 346660220), (40, 225329143), (52, 173330110), (65, 138664088), (104, 86665055), (130, 69332044), (260, 34666022), (409, 22037080), (520, 17333011), (818, 11018540), (1636, 5509270), (2045, 4407416), (3272, 2754635), (4090, 2203708), (5317, 1695160), (8180, 1101854), (10634, 847580), (16360, 550927), (21268, 423790), (26585, 339032), (42379, 212680), (42536, 211895), (53170, 169516), (84758, 106340)]