103209440

素因数分解:

$2^5\times 5^1\times {\mathrm{647}}^1\times {\mathrm{997}}^1$

素因数の和:1659

約数の個数: 48

約数和(自身を含む): 244454112

約数和(自身を除く): 141244672

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 647, 997, 1294, 1994, 2588, 3235, 3988, 4985, 5176, 6470, 7976, 9970, 10352, 12940, 15952, 19940, 20704, 25880, 31904, 39880, 51760, 79760, 103520, 159520, 645059, 1290118, 2580236, 3225295, 5160472, 6450590, 10320944, 12901180, 20641888, 25802360, 51604720, 103209440]

約数ペア:

[(1, 103209440), (2, 51604720), (4, 25802360), (5, 20641888), (8, 12901180), (10, 10320944), (16, 6450590), (20, 5160472), (32, 3225295), (40, 2580236), (80, 1290118), (160, 645059), (647, 159520), (997, 103520), (1294, 79760), (1994, 51760), (2588, 39880), (3235, 31904), (3988, 25880), (4985, 20704), (5176, 19940), (6470, 15952), (7976, 12940), (9970, 10352)]