80557436

素因数分解:

$2^2\times {\mathrm{37}}^2\times {\mathrm{47}}^1\times {\mathrm{313}}^1$

素因数の和:438

約数の個数: 36

約数和(自身を含む): 148444128

約数和(自身を除く): 67886692

約数列:

[1, 2, 4, 37, 47, 74, 94, 148, 188, 313, 626, 1252, 1369, 1739, 2738, 3478, 5476, 6956, 11581, 14711, 23162, 29422, 46324, 58844, 64343, 128686, 257372, 428497, 544307, 856994, 1088614, 1713988, 2177228, 20139359, 40278718, 80557436]

約数ペア:

[(1, 80557436), (2, 40278718), (4, 20139359), (37, 2177228), (47, 1713988), (74, 1088614), (94, 856994), (148, 544307), (188, 428497), (313, 257372), (626, 128686), (1252, 64343), (1369, 58844), (1739, 46324), (2738, 29422), (3478, 23162), (5476, 14711), (6956, 11581)]