87989330

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1663}}^1$

素因数の和:1731

約数の個数: 64

約数和(自身を含む): 191213568

約数和(自身を除く): 103224238

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 37, 55, 65, 74, 110, 130, 143, 185, 286, 370, 407, 481, 715, 814, 962, 1430, 1663, 2035, 2405, 3326, 4070, 4810, 5291, 8315, 10582, 16630, 18293, 21619, 26455, 36586, 43238, 52910, 61531, 91465, 108095, 123062, 182930, 216190, 237809, 307655, 475618, 615310, 676841, 799903, 1189045, 1353682, 1599806, 2378090, 3384205, 3999515, 6768410, 7999030, 8798933, 17597866, 43994665, 87989330]

約数ペア:

[(1, 87989330), (2, 43994665), (5, 17597866), (10, 8798933), (11, 7999030), (13, 6768410), (22, 3999515), (26, 3384205), (37, 2378090), (55, 1599806), (65, 1353682), (74, 1189045), (110, 799903), (130, 676841), (143, 615310), (185, 475618), (286, 307655), (370, 237809), (407, 216190), (481, 182930), (715, 123062), (814, 108095), (962, 91465), (1430, 61531), (1663, 52910), (2035, 43238), (2405, 36586), (3326, 26455), (4070, 21619), (4810, 18293), (5291, 16630), (8315, 10582)]