80141204

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{271}}^1$

素因数の和:357

約数の個数: 72

約数和(自身を含む): 170171904

約数和(自身を除く): 90030700

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 47, 52, 94, 121, 143, 188, 242, 271, 286, 484, 517, 542, 572, 611, 1034, 1084, 1222, 1573, 2068, 2444, 2981, 3146, 3523, 5687, 5962, 6292, 6721, 7046, 11374, 11924, 12737, 13442, 14092, 22748, 25474, 26884, 32791, 38753, 50948, 65582, 73931, 77506, 131164, 140107, 147862, 155012, 165581, 280214, 295724, 331162, 426283, 560428, 662324, 852566, 1541177, 1705132, 1821391, 3082354, 3642782, 6164708, 7285564, 20035301, 40070602, 80141204]

約数ペア:

[(1, 80141204), (2, 40070602), (4, 20035301), (11, 7285564), (13, 6164708), (22, 3642782), (26, 3082354), (44, 1821391), (47, 1705132), (52, 1541177), (94, 852566), (121, 662324), (143, 560428), (188, 426283), (242, 331162), (271, 295724), (286, 280214), (484, 165581), (517, 155012), (542, 147862), (572, 140107), (611, 131164), (1034, 77506), (1084, 73931), (1222, 65582), (1573, 50948), (2068, 38753), (2444, 32791), (2981, 26884), (3146, 25474), (3523, 22748), (5687, 14092), (5962, 13442), (6292, 12737), (6721, 11924), (7046, 11374)]