1271850

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{61}}^1\times {\mathrm{139}}^1$

素因数の和:215

約数の個数: 48

約数和(自身を含む): 3228960

約数和(自身を除く): 1957110

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 61, 75, 122, 139, 150, 183, 278, 305, 366, 417, 610, 695, 834, 915, 1390, 1525, 1830, 2085, 3050, 3475, 4170, 4575, 6950, 8479, 9150, 10425, 16958, 20850, 25437, 42395, 50874, 84790, 127185, 211975, 254370, 423950, 635925, 1271850]

約数ペア:

[(1, 1271850), (2, 635925), (3, 423950), (5, 254370), (6, 211975), (10, 127185), (15, 84790), (25, 50874), (30, 42395), (50, 25437), (61, 20850), (75, 16958), (122, 10425), (139, 9150), (150, 8479), (183, 6950), (278, 4575), (305, 4170), (366, 3475), (417, 3050), (610, 2085), (695, 1830), (834, 1525), (915, 1390)]