252742480

素因数分解:

$2^4\times 5^1\times {\mathrm{1571}}^1\times {\mathrm{2011}}^1$

素因数の和:3595

約数の個数: 40

約数和(自身を含む): 588292704

約数和(自身を除く): 335550224

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1571, 2011, 3142, 4022, 6284, 7855, 8044, 10055, 12568, 15710, 16088, 20110, 25136, 31420, 32176, 40220, 62840, 80440, 125680, 160880, 3159281, 6318562, 12637124, 15796405, 25274248, 31592810, 50548496, 63185620, 126371240, 252742480]

約数ペア:

[(1, 252742480), (2, 126371240), (4, 63185620), (5, 50548496), (8, 31592810), (10, 25274248), (16, 15796405), (20, 12637124), (40, 6318562), (80, 3159281), (1571, 160880), (2011, 125680), (3142, 80440), (4022, 62840), (6284, 40220), (7855, 32176), (8044, 31420), (10055, 25136), (12568, 20110), (15710, 16088)]