87466340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{353}}^1\times {\mathrm{953}}^1$

素因数の和:1328

約数の個数: 48

約数和(自身を含む): 198577008

約数和(自身を除く): 111110668

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 353, 706, 953, 1412, 1765, 1906, 3530, 3812, 4589, 4765, 7060, 9178, 9530, 12389, 18356, 19060, 22945, 24778, 45890, 49556, 61945, 91780, 123890, 247780, 336409, 672818, 1345636, 1682045, 3364090, 4373317, 6728180, 8746634, 17493268, 21866585, 43733170, 87466340]

約数ペア:

[(1, 87466340), (2, 43733170), (4, 21866585), (5, 17493268), (10, 8746634), (13, 6728180), (20, 4373317), (26, 3364090), (52, 1682045), (65, 1345636), (130, 672818), (260, 336409), (353, 247780), (706, 123890), (953, 91780), (1412, 61945), (1765, 49556), (1906, 45890), (3530, 24778), (3812, 22945), (4589, 19060), (4765, 18356), (7060, 12389), (9178, 9530)]