90419365160

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{193}}^1\times {\mathrm{249199}}^1$

素因数の和:249450

約数の個数: 64

約数和(自身を含む): 208849536000

約数和(自身を除く): 118430170840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 193, 235, 376, 386, 470, 772, 940, 965, 1544, 1880, 1930, 3860, 7720, 9071, 18142, 36284, 45355, 72568, 90710, 181420, 249199, 362840, 498398, 996796, 1245995, 1993592, 2491990, 4983980, 9967960, 11712353, 23424706, 46849412, 48095407, 58561765, 93698824, 96190814, 117123530, 192381628, 234247060, 240477035, 384763256, 468494120, 480954070, 961908140, 1923816280, 2260484129, 4520968258, 9041936516, 11302420645, 18083873032, 22604841290, 45209682580, 90419365160]

約数ペア:

[(1, 90419365160), (2, 45209682580), (4, 22604841290), (5, 18083873032), (8, 11302420645), (10, 9041936516), (20, 4520968258), (40, 2260484129), (47, 1923816280), (94, 961908140), (188, 480954070), (193, 468494120), (235, 384763256), (376, 240477035), (386, 234247060), (470, 192381628), (772, 117123530), (940, 96190814), (965, 93698824), (1544, 58561765), (1880, 48095407), (1930, 46849412), (3860, 23424706), (7720, 11712353), (9071, 9967960), (18142, 4983980), (36284, 2491990), (45355, 1993592), (72568, 1245995), (90710, 996796), (181420, 498398), (249199, 362840)]