383899990

素因数分解:

$2^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{149}}^1\times {\mathrm{2551}}^1$

素因数の和:2808

約数の個数: 32

約数和(自身を含む): 702820800

約数和(自身を除く): 318920810

約数列:

[1, 2, 5, 10, 101, 149, 202, 298, 505, 745, 1010, 1490, 2551, 5102, 12755, 15049, 25510, 30098, 75245, 150490, 257651, 380099, 515302, 760198, 1288255, 1900495, 2576510, 3800990, 38389999, 76779998, 191949995, 383899990]

約数ペア:

[(1, 383899990), (2, 191949995), (5, 76779998), (10, 38389999), (101, 3800990), (149, 2576510), (202, 1900495), (298, 1288255), (505, 760198), (745, 515302), (1010, 380099), (1490, 257651), (2551, 150490), (5102, 75245), (12755, 30098), (15049, 25510)]