800000016

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{739}}^1\times {\mathrm{1187}}^1$

素因数の和:1956

約数の個数: 80

約数和(自身を含む): 2180217600

約数和(自身を除く): 1380217584

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 48, 57, 76, 114, 152, 228, 304, 456, 739, 912, 1187, 1478, 2217, 2374, 2956, 3561, 4434, 4748, 5912, 7122, 8868, 9496, 11824, 14041, 14244, 17736, 18992, 22553, 28082, 28488, 35472, 42123, 45106, 56164, 56976, 67659, 84246, 90212, 112328, 135318, 168492, 180424, 224656, 270636, 336984, 360848, 541272, 673968, 877193, 1082544, 1754386, 2631579, 3508772, 5263158, 7017544, 10526316, 14035088, 16666667, 21052632, 33333334, 42105264, 50000001, 66666668, 100000002, 133333336, 200000004, 266666672, 400000008, 800000016]

約数ペア:

[(1, 800000016), (2, 400000008), (3, 266666672), (4, 200000004), (6, 133333336), (8, 100000002), (12, 66666668), (16, 50000001), (19, 42105264), (24, 33333334), (38, 21052632), (48, 16666667), (57, 14035088), (76, 10526316), (114, 7017544), (152, 5263158), (228, 3508772), (304, 2631579), (456, 1754386), (739, 1082544), (912, 877193), (1187, 673968), (1478, 541272), (2217, 360848), (2374, 336984), (2956, 270636), (3561, 224656), (4434, 180424), (4748, 168492), (5912, 135318), (7122, 112328), (8868, 90212), (9496, 84246), (11824, 67659), (14041, 56976), (14244, 56164), (17736, 45106), (18992, 42123), (22553, 35472), (28082, 28488)]