51511850

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1$

素因数の和:184

約数の個数: 96

約数和(自身を含む): 112284480

約数和(自身を除く): 60772630

約数列:

[1, 2, 5, 10, 13, 19, 25, 26, 38, 43, 50, 65, 86, 95, 97, 130, 190, 194, 215, 247, 325, 430, 475, 485, 494, 559, 650, 817, 950, 970, 1075, 1118, 1235, 1261, 1634, 1843, 2150, 2425, 2470, 2522, 2795, 3686, 4085, 4171, 4850, 5590, 6175, 6305, 8170, 8342, 9215, 10621, 12350, 12610, 13975, 18430, 20425, 20855, 21242, 23959, 27950, 31525, 40850, 41710, 46075, 47918, 53105, 54223, 63050, 79249, 92150, 104275, 106210, 108446, 119795, 158498, 208550, 239590, 265525, 271115, 396245, 531050, 542230, 598975, 792490, 1030237, 1197950, 1355575, 1981225, 2060474, 2711150, 3962450, 5151185, 10302370, 25755925, 51511850]

約数ペア:

[(1, 51511850), (2, 25755925), (5, 10302370), (10, 5151185), (13, 3962450), (19, 2711150), (25, 2060474), (26, 1981225), (38, 1355575), (43, 1197950), (50, 1030237), (65, 792490), (86, 598975), (95, 542230), (97, 531050), (130, 396245), (190, 271115), (194, 265525), (215, 239590), (247, 208550), (325, 158498), (430, 119795), (475, 108446), (485, 106210), (494, 104275), (559, 92150), (650, 79249), (817, 63050), (950, 54223), (970, 53105), (1075, 47918), (1118, 46075), (1235, 41710), (1261, 40850), (1634, 31525), (1843, 27950), (2150, 23959), (2425, 21242), (2470, 20855), (2522, 20425), (2795, 18430), (3686, 13975), (4085, 12610), (4171, 12350), (4850, 10621), (5590, 9215), (6175, 8342), (6305, 8170)]