64630908

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{1997}}^1$

素因数の和:2067

約数の個数: 72

約数和(自身を含む): 174545280

約数和(自身を除く): 109914372

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 31, 36, 58, 62, 87, 93, 116, 124, 174, 186, 261, 279, 348, 372, 522, 558, 899, 1044, 1116, 1798, 1997, 2697, 3596, 3994, 5394, 5991, 7988, 8091, 10788, 11982, 16182, 17973, 23964, 32364, 35946, 57913, 61907, 71892, 115826, 123814, 173739, 185721, 231652, 247628, 347478, 371442, 521217, 557163, 694956, 742884, 1042434, 1114326, 1795303, 2084868, 2228652, 3590606, 5385909, 7181212, 10771818, 16157727, 21543636, 32315454, 64630908]

約数ペア:

[(1, 64630908), (2, 32315454), (3, 21543636), (4, 16157727), (6, 10771818), (9, 7181212), (12, 5385909), (18, 3590606), (29, 2228652), (31, 2084868), (36, 1795303), (58, 1114326), (62, 1042434), (87, 742884), (93, 694956), (116, 557163), (124, 521217), (174, 371442), (186, 347478), (261, 247628), (279, 231652), (348, 185721), (372, 173739), (522, 123814), (558, 115826), (899, 71892), (1044, 61907), (1116, 57913), (1798, 35946), (1997, 32364), (2697, 23964), (3596, 17973), (3994, 16182), (5394, 11982), (5991, 10788), (7988, 8091)]