8129941456

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{281}}^1\times {\mathrm{641}}^1$

素因数の和:981

約数の個数: 160

約数和(自身を含む): 20114712576

約数和(自身を除く): 11984771120

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 31, 52, 56, 62, 91, 104, 112, 124, 182, 208, 217, 248, 281, 364, 403, 434, 496, 562, 641, 728, 806, 868, 1124, 1282, 1456, 1612, 1736, 1967, 2248, 2564, 2821, 3224, 3472, 3653, 3934, 4487, 4496, 5128, 5642, 6448, 7306, 7868, 8333, 8711, 8974, 10256, 11284, 14612, 15736, 16666, 17422, 17948, 19871, 22568, 25571, 29224, 31472, 33332, 34844, 35896, 39742, 45136, 51142, 58331, 58448, 60977, 66664, 69688, 71792, 79484, 102284, 113243, 116662, 121954, 133328, 139097, 139376, 158968, 180121, 204568, 226486, 233324, 243908, 258323, 278194, 317936, 360242, 409136, 452972, 466648, 487816, 516646, 556388, 720484, 792701, 905944, 933296, 975632, 1033292, 1112776, 1260847, 1440968, 1585402, 1808261, 1811888, 2066584, 2225552, 2341573, 2521694, 2881936, 3170804, 3616522, 4133168, 4683146, 5043388, 5583751, 6341608, 7233044, 9366292, 10086776, 11167502, 12683216, 14466088, 16391011, 18732584, 20173552, 22335004, 28932176, 32782022, 37465168, 39086257, 44670008, 65564044, 72588763, 78172514, 89340016, 131128088, 145177526, 156345028, 262256176, 290355052, 312690056, 508121341, 580710104, 625380112, 1016242682, 1161420208, 2032485364, 4064970728, 8129941456]

約数ペア:

[(1, 8129941456), (2, 4064970728), (4, 2032485364), (7, 1161420208), (8, 1016242682), (13, 625380112), (14, 580710104), (16, 508121341), (26, 312690056), (28, 290355052), (31, 262256176), (52, 156345028), (56, 145177526), (62, 131128088), (91, 89340016), (104, 78172514), (112, 72588763), (124, 65564044), (182, 44670008), (208, 39086257), (217, 37465168), (248, 32782022), (281, 28932176), (364, 22335004), (403, 20173552), (434, 18732584), (496, 16391011), (562, 14466088), (641, 12683216), (728, 11167502), (806, 10086776), (868, 9366292), (1124, 7233044), (1282, 6341608), (1456, 5583751), (1612, 5043388), (1736, 4683146), (1967, 4133168), (2248, 3616522), (2564, 3170804), (2821, 2881936), (3224, 2521694), (3472, 2341573), (3653, 2225552), (3934, 2066584), (4487, 1811888), (4496, 1808261), (5128, 1585402), (5642, 1440968), (6448, 1260847), (7306, 1112776), (7868, 1033292), (8333, 975632), (8711, 933296), (8974, 905944), (10256, 792701), (11284, 720484), (14612, 556388), (15736, 516646), (16666, 487816), (17422, 466648), (17948, 452972), (19871, 409136), (22568, 360242), (25571, 317936), (29224, 278194), (31472, 258323), (33332, 243908), (34844, 233324), (35896, 226486), (39742, 204568), (45136, 180121), (51142, 158968), (58331, 139376), (58448, 139097), (60977, 133328), (66664, 121954), (69688, 116662), (71792, 113243), (79484, 102284)]