52533100

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{643}}^1$

素因数の和:719

約数の個数: 72

約数和(自身を含む): 122978240

約数和(自身を除く): 70445140

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 43, 50, 76, 86, 95, 100, 172, 190, 215, 380, 430, 475, 643, 817, 860, 950, 1075, 1286, 1634, 1900, 2150, 2572, 3215, 3268, 4085, 4300, 6430, 8170, 12217, 12860, 16075, 16340, 20425, 24434, 27649, 32150, 40850, 48868, 55298, 61085, 64300, 81700, 110596, 122170, 138245, 244340, 276490, 305425, 525331, 552980, 610850, 691225, 1050662, 1221700, 1382450, 2101324, 2626655, 2764900, 5253310, 10506620, 13133275, 26266550, 52533100]

約数ペア:

[(1, 52533100), (2, 26266550), (4, 13133275), (5, 10506620), (10, 5253310), (19, 2764900), (20, 2626655), (25, 2101324), (38, 1382450), (43, 1221700), (50, 1050662), (76, 691225), (86, 610850), (95, 552980), (100, 525331), (172, 305425), (190, 276490), (215, 244340), (380, 138245), (430, 122170), (475, 110596), (643, 81700), (817, 64300), (860, 61085), (950, 55298), (1075, 48868), (1286, 40850), (1634, 32150), (1900, 27649), (2150, 24434), (2572, 20425), (3215, 16340), (3268, 16075), (4085, 12860), (4300, 12217), (6430, 8170)]