54937390

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{197}}^1\times {\mathrm{353}}^1$

素因数の和:636

約数の個数: 32

約数和(自身を含む): 100932480

約数和(自身を除く): 45995090

約数列:

[1, 2, 5, 10, 79, 158, 197, 353, 394, 395, 706, 790, 985, 1765, 1970, 3530, 15563, 27887, 31126, 55774, 69541, 77815, 139082, 139435, 155630, 278870, 347705, 695410, 5493739, 10987478, 27468695, 54937390]

約数ペア:

[(1, 54937390), (2, 27468695), (5, 10987478), (10, 5493739), (79, 695410), (158, 347705), (197, 278870), (353, 155630), (394, 139435), (395, 139082), (706, 77815), (790, 69541), (985, 55774), (1765, 31126), (1970, 27887), (3530, 15563)]