1567383808

素因数分解:

$2^8\times {\mathrm{31}}^1\times {\mathrm{313}}^1\times {\mathrm{631}}^1$

素因数の和:991

約数の個数: 72

約数和(自身を含む): 3245021696

約数和(自身を除く): 1677637888

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 313, 496, 626, 631, 992, 1252, 1262, 1984, 2504, 2524, 3968, 5008, 5048, 7936, 9703, 10016, 10096, 19406, 19561, 20032, 20192, 38812, 39122, 40064, 40384, 77624, 78244, 80128, 80768, 155248, 156488, 161536, 197503, 310496, 312976, 395006, 620992, 625952, 790012, 1241984, 1251904, 1580024, 2483968, 2503808, 3160048, 5007616, 6122593, 6320096, 12245186, 12640192, 24490372, 25280384, 48980744, 50560768, 97961488, 195922976, 391845952, 783691904, 1567383808]

約数ペア:

[(1, 1567383808), (2, 783691904), (4, 391845952), (8, 195922976), (16, 97961488), (31, 50560768), (32, 48980744), (62, 25280384), (64, 24490372), (124, 12640192), (128, 12245186), (248, 6320096), (256, 6122593), (313, 5007616), (496, 3160048), (626, 2503808), (631, 2483968), (992, 1580024), (1252, 1251904), (1262, 1241984), (1984, 790012), (2504, 625952), (2524, 620992), (3968, 395006), (5008, 312976), (5048, 310496), (7936, 197503), (9703, 161536), (10016, 156488), (10096, 155248), (19406, 80768), (19561, 80128), (20032, 78244), (20192, 77624), (38812, 40384), (39122, 40064)]