100147760

素因数分解:

$2^4\times 5^1\times {\mathrm{257}}^1\times {\mathrm{4871}}^1$

素因数の和:5141

約数の個数: 40

約数和(自身を含む): 233797536

約数和(自身を除く): 133649776

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 257, 514, 1028, 1285, 2056, 2570, 4112, 4871, 5140, 9742, 10280, 19484, 20560, 24355, 38968, 48710, 77936, 97420, 194840, 389680, 1251847, 2503694, 5007388, 6259235, 10014776, 12518470, 20029552, 25036940, 50073880, 100147760]

約数ペア:

[(1, 100147760), (2, 50073880), (4, 25036940), (5, 20029552), (8, 12518470), (10, 10014776), (16, 6259235), (20, 5007388), (40, 2503694), (80, 1251847), (257, 389680), (514, 194840), (1028, 97420), (1285, 77936), (2056, 48710), (2570, 38968), (4112, 24355), (4871, 20560), (5140, 19484), (9742, 10280)]