251865950

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{251}}^1$

素因数の和:378

約数の個数: 96

約数和(自身を含む): 557964288

約数和(自身を除く): 306098338

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 47, 50, 61, 70, 94, 122, 175, 235, 251, 305, 329, 350, 427, 470, 502, 610, 658, 854, 1175, 1255, 1525, 1645, 1757, 2135, 2350, 2510, 2867, 3050, 3290, 3514, 4270, 5734, 6275, 8225, 8785, 10675, 11797, 12550, 14335, 15311, 16450, 17570, 20069, 21350, 23594, 28670, 30622, 40138, 43925, 58985, 71675, 76555, 82579, 87850, 100345, 107177, 117970, 143350, 153110, 165158, 200690, 214354, 294925, 382775, 412895, 501725, 535885, 589850, 719617, 765550, 825790, 1003450, 1071770, 1439234, 2064475, 2679425, 3598085, 4128950, 5037319, 5358850, 7196170, 10074638, 17990425, 25186595, 35980850, 50373190, 125932975, 251865950]

約数ペア:

[(1, 251865950), (2, 125932975), (5, 50373190), (7, 35980850), (10, 25186595), (14, 17990425), (25, 10074638), (35, 7196170), (47, 5358850), (50, 5037319), (61, 4128950), (70, 3598085), (94, 2679425), (122, 2064475), (175, 1439234), (235, 1071770), (251, 1003450), (305, 825790), (329, 765550), (350, 719617), (427, 589850), (470, 535885), (502, 501725), (610, 412895), (658, 382775), (854, 294925), (1175, 214354), (1255, 200690), (1525, 165158), (1645, 153110), (1757, 143350), (2135, 117970), (2350, 107177), (2510, 100345), (2867, 87850), (3050, 82579), (3290, 76555), (3514, 71675), (4270, 58985), (5734, 43925), (6275, 40138), (8225, 30622), (8785, 28670), (10675, 23594), (11797, 21350), (12550, 20069), (14335, 17570), (15311, 16450)]