170745280

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31387}}^1$

素因数の和:31421

約数の個数: 56

約数和(自身を含む): 430517808

約数和(自身を除く): 259772528

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 136, 160, 170, 272, 320, 340, 544, 680, 1088, 1360, 2720, 5440, 31387, 62774, 125548, 156935, 251096, 313870, 502192, 533579, 627740, 1004384, 1067158, 1255480, 2008768, 2134316, 2510960, 2667895, 4268632, 5021920, 5335790, 8537264, 10043840, 10671580, 17074528, 21343160, 34149056, 42686320, 85372640, 170745280]

約数ペア:

[(1, 170745280), (2, 85372640), (4, 42686320), (5, 34149056), (8, 21343160), (10, 17074528), (16, 10671580), (17, 10043840), (20, 8537264), (32, 5335790), (34, 5021920), (40, 4268632), (64, 2667895), (68, 2510960), (80, 2134316), (85, 2008768), (136, 1255480), (160, 1067158), (170, 1004384), (272, 627740), (320, 533579), (340, 502192), (544, 313870), (680, 251096), (1088, 156935), (1360, 125548), (2720, 62774), (5440, 31387)]