71632816

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{1039}}^1$

素因数の和:1217

約数の個数: 40

約数和(自身を含む): 144435200

約数和(自身を除く): 72802384

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 139, 248, 278, 496, 556, 1039, 1112, 2078, 2224, 4156, 4309, 8312, 8618, 16624, 17236, 32209, 34472, 64418, 68944, 128836, 144421, 257672, 288842, 515344, 577684, 1155368, 2310736, 4477051, 8954102, 17908204, 35816408, 71632816]

約数ペア:

[(1, 71632816), (2, 35816408), (4, 17908204), (8, 8954102), (16, 4477051), (31, 2310736), (62, 1155368), (124, 577684), (139, 515344), (248, 288842), (278, 257672), (496, 144421), (556, 128836), (1039, 68944), (1112, 64418), (2078, 34472), (2224, 32209), (4156, 17236), (4309, 16624), (8312, 8618)]