81657736

素因数分解:

$2^3\times {\mathrm{29}}^2\times {\mathrm{53}}^1\times {\mathrm{229}}^1$

素因数の和:346

約数の個数: 48

約数和(自身を含む): 162267300

約数和(自身を除く): 80609564

約数列:

[1, 2, 4, 8, 29, 53, 58, 106, 116, 212, 229, 232, 424, 458, 841, 916, 1537, 1682, 1832, 3074, 3364, 6148, 6641, 6728, 12137, 12296, 13282, 24274, 26564, 44573, 48548, 53128, 89146, 97096, 178292, 192589, 351973, 356584, 385178, 703946, 770356, 1407892, 1540712, 2815784, 10207217, 20414434, 40828868, 81657736]

約数ペア:

[(1, 81657736), (2, 40828868), (4, 20414434), (8, 10207217), (29, 2815784), (53, 1540712), (58, 1407892), (106, 770356), (116, 703946), (212, 385178), (229, 356584), (232, 351973), (424, 192589), (458, 178292), (841, 97096), (916, 89146), (1537, 53128), (1682, 48548), (1832, 44573), (3074, 26564), (3364, 24274), (6148, 13282), (6641, 12296), (6728, 12137)]