79442790

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{1901}}^1$

素因数の和:2117

約数の個数: 64

約数和(自身を含む): 219110400

約数和(自身を除く): 139667610

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 199, 210, 398, 597, 995, 1194, 1393, 1901, 1990, 2786, 2985, 3802, 4179, 5703, 5970, 6965, 8358, 9505, 11406, 13307, 13930, 19010, 20895, 26614, 28515, 39921, 41790, 57030, 66535, 79842, 133070, 199605, 378299, 399210, 756598, 1134897, 1891495, 2269794, 2648093, 3782990, 5296186, 5674485, 7944279, 11348970, 13240465, 15888558, 26480930, 39721395, 79442790]

約数ペア:

[(1, 79442790), (2, 39721395), (3, 26480930), (5, 15888558), (6, 13240465), (7, 11348970), (10, 7944279), (14, 5674485), (15, 5296186), (21, 3782990), (30, 2648093), (35, 2269794), (42, 1891495), (70, 1134897), (105, 756598), (199, 399210), (210, 378299), (398, 199605), (597, 133070), (995, 79842), (1194, 66535), (1393, 57030), (1901, 41790), (1990, 39921), (2786, 28515), (2985, 26614), (3802, 20895), (4179, 19010), (5703, 13930), (5970, 13307), (6965, 11406), (8358, 9505)]