139775320

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{42101}}^1$

素因数の和:42195

約数の個数: 32

約数和(自身を含む): 318291120

約数和(自身を除く): 178515800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1660, 3320, 42101, 84202, 168404, 210505, 336808, 421010, 842020, 1684040, 3494383, 6988766, 13977532, 17471915, 27955064, 34943830, 69887660, 139775320]

約数ペア:

[(1, 139775320), (2, 69887660), (4, 34943830), (5, 27955064), (8, 17471915), (10, 13977532), (20, 6988766), (40, 3494383), (83, 1684040), (166, 842020), (332, 421010), (415, 336808), (664, 210505), (830, 168404), (1660, 84202), (3320, 42101)]