80135874

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{241}}^1$

素因数の和:305

約数の個数: 144

約数和(自身を含む): 225945720

約数和(自身を除く): 145809846

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 29, 39, 42, 49, 58, 63, 78, 87, 91, 98, 117, 126, 147, 174, 182, 203, 234, 241, 261, 273, 294, 377, 406, 441, 482, 522, 546, 609, 637, 723, 754, 819, 882, 1131, 1218, 1274, 1421, 1446, 1638, 1687, 1827, 1911, 2169, 2262, 2639, 2842, 3133, 3374, 3393, 3654, 3822, 4263, 4338, 5061, 5278, 5733, 6266, 6786, 6989, 7917, 8526, 9399, 10122, 11466, 11809, 12789, 13978, 15183, 15834, 18473, 18798, 20967, 21931, 23618, 23751, 25578, 28197, 30366, 35427, 36946, 41934, 43862, 47502, 48923, 55419, 56394, 62901, 65793, 70854, 90857, 97846, 106281, 110838, 125802, 131586, 146769, 153517, 166257, 181714, 197379, 212562, 272571, 293538, 307034, 332514, 342461, 394758, 440307, 460551, 545142, 635999, 684922, 817713, 880614, 921102, 1027383, 1271998, 1381653, 1635426, 1907997, 2054766, 2763306, 3082149, 3815994, 4451993, 5723991, 6164298, 8903986, 11447982, 13355979, 26711958, 40067937, 80135874]

約数ペア:

[(1, 80135874), (2, 40067937), (3, 26711958), (6, 13355979), (7, 11447982), (9, 8903986), (13, 6164298), (14, 5723991), (18, 4451993), (21, 3815994), (26, 3082149), (29, 2763306), (39, 2054766), (42, 1907997), (49, 1635426), (58, 1381653), (63, 1271998), (78, 1027383), (87, 921102), (91, 880614), (98, 817713), (117, 684922), (126, 635999), (147, 545142), (174, 460551), (182, 440307), (203, 394758), (234, 342461), (241, 332514), (261, 307034), (273, 293538), (294, 272571), (377, 212562), (406, 197379), (441, 181714), (482, 166257), (522, 153517), (546, 146769), (609, 131586), (637, 125802), (723, 110838), (754, 106281), (819, 97846), (882, 90857), (1131, 70854), (1218, 65793), (1274, 62901), (1421, 56394), (1446, 55419), (1638, 48923), (1687, 47502), (1827, 43862), (1911, 41934), (2169, 36946), (2262, 35427), (2639, 30366), (2842, 28197), (3133, 25578), (3374, 23751), (3393, 23618), (3654, 21931), (3822, 20967), (4263, 18798), (4338, 18473), (5061, 15834), (5278, 15183), (5733, 13978), (6266, 12789), (6786, 11809), (6989, 11466), (7917, 10122), (8526, 9399)]