81859096

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{811}}^1$

素因数の和:896

約数の個数: 64

約数和(自身を含む): 177730560

約数和(自身を除く): 95871464

約数列:

[1, 2, 4, 8, 11, 22, 31, 37, 44, 62, 74, 88, 124, 148, 248, 296, 341, 407, 682, 811, 814, 1147, 1364, 1622, 1628, 2294, 2728, 3244, 3256, 4588, 6488, 8921, 9176, 12617, 17842, 25141, 25234, 30007, 35684, 50282, 50468, 60014, 71368, 100564, 100936, 120028, 201128, 240056, 276551, 330077, 553102, 660154, 930217, 1106204, 1320308, 1860434, 2212408, 2640616, 3720868, 7441736, 10232387, 20464774, 40929548, 81859096]

約数ペア:

[(1, 81859096), (2, 40929548), (4, 20464774), (8, 10232387), (11, 7441736), (22, 3720868), (31, 2640616), (37, 2212408), (44, 1860434), (62, 1320308), (74, 1106204), (88, 930217), (124, 660154), (148, 553102), (248, 330077), (296, 276551), (341, 240056), (407, 201128), (682, 120028), (811, 100936), (814, 100564), (1147, 71368), (1364, 60014), (1622, 50468), (1628, 50282), (2294, 35684), (2728, 30007), (3244, 25234), (3256, 25141), (4588, 17842), (6488, 12617), (8921, 9176)]