71640008

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{26261}}^1$

素因数の和:26309

約数の個数: 32

約数和(自身を含む): 151269120

約数和(自身を除く): 79629112

約数列:

[1, 2, 4, 8, 11, 22, 31, 44, 62, 88, 124, 248, 341, 682, 1364, 2728, 26261, 52522, 105044, 210088, 288871, 577742, 814091, 1155484, 1628182, 2310968, 3256364, 6512728, 8955001, 17910002, 35820004, 71640008]

約数ペア:

[(1, 71640008), (2, 35820004), (4, 17910002), (8, 8955001), (11, 6512728), (22, 3256364), (31, 2310968), (44, 1628182), (62, 1155484), (88, 814091), (124, 577742), (248, 288871), (341, 210088), (682, 105044), (1364, 52522), (2728, 26261)]