40779232

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1607}}^1$

素因数の和:1691

約数の個数: 48

約数和(自身を含む): 87931872

約数和(自身を除く): 47152640

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 61, 104, 122, 208, 244, 416, 488, 793, 976, 1586, 1607, 1952, 3172, 3214, 6344, 6428, 12688, 12856, 20891, 25376, 25712, 41782, 51424, 83564, 98027, 167128, 196054, 334256, 392108, 668512, 784216, 1274351, 1568432, 2548702, 3136864, 5097404, 10194808, 20389616, 40779232]

約数ペア:

[(1, 40779232), (2, 20389616), (4, 10194808), (8, 5097404), (13, 3136864), (16, 2548702), (26, 1568432), (32, 1274351), (52, 784216), (61, 668512), (104, 392108), (122, 334256), (208, 196054), (244, 167128), (416, 98027), (488, 83564), (793, 51424), (976, 41782), (1586, 25712), (1607, 25376), (1952, 20891), (3172, 12856), (3214, 12688), (6344, 6428)]