91444280

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{149}}^1\times {\mathrm{229}}^1$

素因数の和:456

約数の個数: 64

約数和(自身を含む): 211140000

約数和(自身を除く): 119695720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 149, 229, 268, 298, 335, 458, 536, 596, 670, 745, 916, 1145, 1192, 1340, 1490, 1832, 2290, 2680, 2980, 4580, 5960, 9160, 9983, 15343, 19966, 30686, 34121, 39932, 49915, 61372, 68242, 76715, 79864, 99830, 122744, 136484, 153430, 170605, 199660, 272968, 306860, 341210, 399320, 613720, 682420, 1364840, 2286107, 4572214, 9144428, 11430535, 18288856, 22861070, 45722140, 91444280]

約数ペア:

[(1, 91444280), (2, 45722140), (4, 22861070), (5, 18288856), (8, 11430535), (10, 9144428), (20, 4572214), (40, 2286107), (67, 1364840), (134, 682420), (149, 613720), (229, 399320), (268, 341210), (298, 306860), (335, 272968), (458, 199660), (536, 170605), (596, 153430), (670, 136484), (745, 122744), (916, 99830), (1145, 79864), (1192, 76715), (1340, 68242), (1490, 61372), (1832, 49915), (2290, 39932), (2680, 34121), (2980, 30686), (4580, 19966), (5960, 15343), (9160, 9983)]