67540816

素因数分解:

$2^4\times 7^3\times {\mathrm{31}}^1\times {\mathrm{397}}^1$

素因数の和:457

約数の個数: 80

約数和(自身を含む): 157926400

約数和(自身を除く): 90385584

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 49, 56, 62, 98, 112, 124, 196, 217, 248, 343, 392, 397, 434, 496, 686, 784, 794, 868, 1372, 1519, 1588, 1736, 2744, 2779, 3038, 3176, 3472, 5488, 5558, 6076, 6352, 10633, 11116, 12152, 12307, 19453, 21266, 22232, 24304, 24614, 38906, 42532, 44464, 49228, 77812, 85064, 86149, 98456, 136171, 155624, 170128, 172298, 196912, 272342, 311248, 344596, 544684, 603043, 689192, 1089368, 1206086, 1378384, 2178736, 2412172, 4221301, 4824344, 8442602, 9648688, 16885204, 33770408, 67540816]

約数ペア:

[(1, 67540816), (2, 33770408), (4, 16885204), (7, 9648688), (8, 8442602), (14, 4824344), (16, 4221301), (28, 2412172), (31, 2178736), (49, 1378384), (56, 1206086), (62, 1089368), (98, 689192), (112, 603043), (124, 544684), (196, 344596), (217, 311248), (248, 272342), (343, 196912), (392, 172298), (397, 170128), (434, 155624), (496, 136171), (686, 98456), (784, 86149), (794, 85064), (868, 77812), (1372, 49228), (1519, 44464), (1588, 42532), (1736, 38906), (2744, 24614), (2779, 24304), (3038, 22232), (3176, 21266), (3472, 19453), (5488, 12307), (5558, 12152), (6076, 11116), (6352, 10633)]