8168391812

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{263}}^1\times {\mathrm{919}}^1$

素因数の和:1281

約数の個数: 96

約数和(自身を含む): 17627258880

約数和(自身を除く): 9458867068

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 71, 119, 142, 238, 263, 284, 476, 497, 526, 919, 994, 1052, 1207, 1838, 1841, 1988, 2414, 3676, 3682, 4471, 4828, 6433, 7364, 8449, 8942, 12866, 15623, 16898, 17884, 18673, 25732, 31246, 31297, 33796, 37346, 62492, 62594, 65249, 74692, 109361, 125188, 130498, 130711, 218722, 241697, 260996, 261422, 317441, 437444, 456743, 483394, 522844, 634882, 913486, 966788, 1109233, 1269764, 1691879, 1826972, 2218466, 2222087, 3383758, 4108849, 4436932, 4444174, 6767516, 7764631, 8217698, 8888348, 15529262, 16435396, 17160487, 28761943, 31058524, 34320974, 57523886, 68641948, 115047772, 120123409, 240246818, 291728279, 480493636, 583456558, 1166913116, 2042097953, 4084195906, 8168391812]

約数ペア:

[(1, 8168391812), (2, 4084195906), (4, 2042097953), (7, 1166913116), (14, 583456558), (17, 480493636), (28, 291728279), (34, 240246818), (68, 120123409), (71, 115047772), (119, 68641948), (142, 57523886), (238, 34320974), (263, 31058524), (284, 28761943), (476, 17160487), (497, 16435396), (526, 15529262), (919, 8888348), (994, 8217698), (1052, 7764631), (1207, 6767516), (1838, 4444174), (1841, 4436932), (1988, 4108849), (2414, 3383758), (3676, 2222087), (3682, 2218466), (4471, 1826972), (4828, 1691879), (6433, 1269764), (7364, 1109233), (8449, 966788), (8942, 913486), (12866, 634882), (15623, 522844), (16898, 483394), (17884, 456743), (18673, 437444), (25732, 317441), (31246, 261422), (31297, 260996), (33796, 241697), (37346, 218722), (62492, 130711), (62594, 130498), (65249, 125188), (74692, 109361)]