129499648

素因数分解:

$2^9\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{199}}^1$

素因数の和:289

約数の個数: 80

約数和(自身を含む): 274982400

約数和(自身を除く): 145482752

約数列:

[1, 2, 4, 8, 16, 31, 32, 41, 62, 64, 82, 124, 128, 164, 199, 248, 256, 328, 398, 496, 512, 656, 796, 992, 1271, 1312, 1592, 1984, 2542, 2624, 3184, 3968, 5084, 5248, 6169, 6368, 7936, 8159, 10168, 10496, 12338, 12736, 15872, 16318, 20336, 20992, 24676, 25472, 32636, 40672, 49352, 50944, 65272, 81344, 98704, 101888, 130544, 162688, 197408, 252929, 261088, 325376, 394816, 505858, 522176, 650752, 789632, 1011716, 1044352, 1579264, 2023432, 2088704, 3158528, 4046864, 4177408, 8093728, 16187456, 32374912, 64749824, 129499648]

約数ペア:

[(1, 129499648), (2, 64749824), (4, 32374912), (8, 16187456), (16, 8093728), (31, 4177408), (32, 4046864), (41, 3158528), (62, 2088704), (64, 2023432), (82, 1579264), (124, 1044352), (128, 1011716), (164, 789632), (199, 650752), (248, 522176), (256, 505858), (328, 394816), (398, 325376), (496, 261088), (512, 252929), (656, 197408), (796, 162688), (992, 130544), (1271, 101888), (1312, 98704), (1592, 81344), (1984, 65272), (2542, 50944), (2624, 49352), (3184, 40672), (3968, 32636), (5084, 25472), (5248, 24676), (6169, 20992), (6368, 20336), (7936, 16318), (8159, 15872), (10168, 12736), (10496, 12338)]