71378164

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{331}}^1$

素因数の和:401

約数の個数: 72

約数和(自身を含む): 153105120

約数和(自身を除く): 81726956

約数列:

[1, 2, 4, 11, 13, 22, 26, 29, 44, 52, 58, 116, 143, 169, 286, 319, 331, 338, 377, 572, 638, 662, 676, 754, 1276, 1324, 1508, 1859, 3641, 3718, 4147, 4303, 4901, 7282, 7436, 8294, 8606, 9599, 9802, 14564, 16588, 17212, 19198, 19604, 38396, 47333, 53911, 55939, 94666, 105589, 107822, 111878, 124787, 189332, 211178, 215644, 223756, 249574, 422356, 499148, 615329, 1230658, 1372657, 1622231, 2461316, 2745314, 3244462, 5490628, 6488924, 17844541, 35689082, 71378164]

約数ペア:

[(1, 71378164), (2, 35689082), (4, 17844541), (11, 6488924), (13, 5490628), (22, 3244462), (26, 2745314), (29, 2461316), (44, 1622231), (52, 1372657), (58, 1230658), (116, 615329), (143, 499148), (169, 422356), (286, 249574), (319, 223756), (331, 215644), (338, 211178), (377, 189332), (572, 124787), (638, 111878), (662, 107822), (676, 105589), (754, 94666), (1276, 55939), (1324, 53911), (1508, 47333), (1859, 38396), (3641, 19604), (3718, 19198), (4147, 17212), (4303, 16588), (4901, 14564), (7282, 9802), (7436, 9599), (8294, 8606)]