68128970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^3\times {\mathrm{443}}^1$

素因数の和:496

約数の個数: 64

約数和(自身を含む): 152167680

約数和(自身を除く): 84038710

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 169, 182, 338, 443, 455, 845, 886, 910, 1183, 1690, 2197, 2215, 2366, 3101, 4394, 4430, 5759, 5915, 6202, 10985, 11518, 11830, 15379, 15505, 21970, 28795, 30758, 31010, 40313, 57590, 74867, 76895, 80626, 149734, 153790, 201565, 374335, 403130, 524069, 748670, 973271, 1048138, 1946542, 2620345, 4866355, 5240690, 6812897, 9732710, 13625794, 34064485, 68128970]

約数ペア:

[(1, 68128970), (2, 34064485), (5, 13625794), (7, 9732710), (10, 6812897), (13, 5240690), (14, 4866355), (26, 2620345), (35, 1946542), (65, 1048138), (70, 973271), (91, 748670), (130, 524069), (169, 403130), (182, 374335), (338, 201565), (443, 153790), (455, 149734), (845, 80626), (886, 76895), (910, 74867), (1183, 57590), (1690, 40313), (2197, 31010), (2215, 30758), (2366, 28795), (3101, 21970), (4394, 15505), (4430, 15379), (5759, 11830), (5915, 11518), (6202, 10985)]