208817383870

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{51349}}^1\times {\mathrm{17681}}^1$

素因数の和:69060

約数の個数: 32

約数和(自身を含む): 392243342400

約数和(自身を除く): 183425958530

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 17681, 35362, 51349, 88405, 102698, 176810, 256745, 406663, 513490, 813326, 1181027, 2033315, 2362054, 4066630, 5905135, 11810270, 907901669, 1815803338, 4539508345, 9079016690, 20881738387, 41763476774, 104408691935, 208817383870]

約数ペア:

[(1, 208817383870), (2, 104408691935), (5, 41763476774), (10, 20881738387), (23, 9079016690), (46, 4539508345), (115, 1815803338), (230, 907901669), (17681, 11810270), (35362, 5905135), (51349, 4066630), (88405, 2362054), (102698, 2033315), (176810, 1181027), (256745, 813326), (406663, 513490)]