31198700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{233}}^1$

素因数の和:363

約数の個数: 72

約数和(自身を含む): 73932768

約数和(自身を除く): 42734068

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 103, 130, 206, 233, 260, 325, 412, 466, 515, 650, 932, 1030, 1165, 1300, 1339, 2060, 2330, 2575, 2678, 3029, 4660, 5150, 5356, 5825, 6058, 6695, 10300, 11650, 12116, 13390, 15145, 23300, 23999, 26780, 30290, 33475, 47998, 60580, 66950, 75725, 95996, 119995, 133900, 151450, 239990, 302900, 311987, 479980, 599975, 623974, 1199950, 1247948, 1559935, 2399900, 3119870, 6239740, 7799675, 15599350, 31198700]

約数ペア:

[(1, 31198700), (2, 15599350), (4, 7799675), (5, 6239740), (10, 3119870), (13, 2399900), (20, 1559935), (25, 1247948), (26, 1199950), (50, 623974), (52, 599975), (65, 479980), (100, 311987), (103, 302900), (130, 239990), (206, 151450), (233, 133900), (260, 119995), (325, 95996), (412, 75725), (466, 66950), (515, 60580), (650, 47998), (932, 33475), (1030, 30290), (1165, 26780), (1300, 23999), (1339, 23300), (2060, 15145), (2330, 13390), (2575, 12116), (2678, 11650), (3029, 10300), (4660, 6695), (5150, 6058), (5356, 5825)]