68438456

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{283}}^1$

素因数の和:388

約数の個数: 64

約数和(自身を含む): 142454400

約数和(自身を除く): 74015944

約数列:

[1, 2, 4, 8, 19, 37, 38, 43, 74, 76, 86, 148, 152, 172, 283, 296, 344, 566, 703, 817, 1132, 1406, 1591, 1634, 2264, 2812, 3182, 3268, 5377, 5624, 6364, 6536, 10471, 10754, 12169, 12728, 20942, 21508, 24338, 30229, 41884, 43016, 48676, 60458, 83768, 97352, 120916, 198949, 231211, 241832, 397898, 450253, 462422, 795796, 900506, 924844, 1591592, 1801012, 1849688, 3602024, 8554807, 17109614, 34219228, 68438456]

約数ペア:

[(1, 68438456), (2, 34219228), (4, 17109614), (8, 8554807), (19, 3602024), (37, 1849688), (38, 1801012), (43, 1591592), (74, 924844), (76, 900506), (86, 795796), (148, 462422), (152, 450253), (172, 397898), (283, 241832), (296, 231211), (344, 198949), (566, 120916), (703, 97352), (817, 83768), (1132, 60458), (1406, 48676), (1591, 43016), (1634, 41884), (2264, 30229), (2812, 24338), (3182, 21508), (3268, 20942), (5377, 12728), (5624, 12169), (6364, 10754), (6536, 10471)]