78642908

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{281}}^1$

素因数の和:414

約数の個数: 48

約数和(自身を含む): 148823808

約数和(自身を除く): 70180900

約数列:

[1, 2, 4, 31, 37, 61, 62, 74, 122, 124, 148, 244, 281, 562, 1124, 1147, 1891, 2257, 2294, 3782, 4514, 4588, 7564, 8711, 9028, 10397, 17141, 17422, 20794, 34282, 34844, 41588, 68564, 69967, 139934, 279868, 322307, 531371, 634217, 644614, 1062742, 1268434, 1289228, 2125484, 2536868, 19660727, 39321454, 78642908]

約数ペア:

[(1, 78642908), (2, 39321454), (4, 19660727), (31, 2536868), (37, 2125484), (61, 1289228), (62, 1268434), (74, 1062742), (122, 644614), (124, 634217), (148, 531371), (244, 322307), (281, 279868), (562, 139934), (1124, 69967), (1147, 68564), (1891, 41588), (2257, 34844), (2294, 34282), (3782, 20794), (4514, 17422), (4588, 17141), (7564, 10397), (8711, 9028)]