68656923136

素因数分解:

$2^9\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{21737}}^1$

素因数の和:21985

約数の個数: 80

約数和(自身を含む): 142323033600

約数和(自身を除く): 73666110464

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 199, 248, 256, 398, 496, 512, 796, 992, 1592, 1984, 3184, 3968, 6169, 6368, 7936, 12338, 12736, 15872, 21737, 24676, 25472, 43474, 49352, 50944, 86948, 98704, 101888, 173896, 197408, 347792, 394816, 673847, 695584, 789632, 1347694, 1391168, 1579264, 2695388, 2782336, 3158528, 4325663, 5390776, 5564672, 8651326, 10781552, 11129344, 17302652, 21563104, 34605304, 43126208, 69210608, 86252416, 134095553, 138421216, 172504832, 268191106, 276842432, 345009664, 536382212, 553684864, 1072764424, 1107369728, 2145528848, 2214739456, 4291057696, 8582115392, 17164230784, 34328461568, 68656923136]

約数ペア:

[(1, 68656923136), (2, 34328461568), (4, 17164230784), (8, 8582115392), (16, 4291057696), (31, 2214739456), (32, 2145528848), (62, 1107369728), (64, 1072764424), (124, 553684864), (128, 536382212), (199, 345009664), (248, 276842432), (256, 268191106), (398, 172504832), (496, 138421216), (512, 134095553), (796, 86252416), (992, 69210608), (1592, 43126208), (1984, 34605304), (3184, 21563104), (3968, 17302652), (6169, 11129344), (6368, 10781552), (7936, 8651326), (12338, 5564672), (12736, 5390776), (15872, 4325663), (21737, 3158528), (24676, 2782336), (25472, 2695388), (43474, 1579264), (49352, 1391168), (50944, 1347694), (86948, 789632), (98704, 695584), (101888, 673847), (173896, 394816), (197408, 347792)]