31674160

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{347}}^1$

素因数の和:530

約数の個数: 80

約数和(自身を含む): 84923136

約数和(自身を除く): 53248976

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 163, 280, 326, 347, 560, 652, 694, 815, 1141, 1304, 1388, 1630, 1735, 2282, 2429, 2608, 2776, 3260, 3470, 4564, 4858, 5552, 5705, 6520, 6940, 9128, 9716, 11410, 12145, 13040, 13880, 18256, 19432, 22820, 24290, 27760, 38864, 45640, 48580, 56561, 91280, 97160, 113122, 194320, 226244, 282805, 395927, 452488, 565610, 791854, 904976, 1131220, 1583708, 1979635, 2262440, 3167416, 3959270, 4524880, 6334832, 7918540, 15837080, 31674160]

約数ペア:

[(1, 31674160), (2, 15837080), (4, 7918540), (5, 6334832), (7, 4524880), (8, 3959270), (10, 3167416), (14, 2262440), (16, 1979635), (20, 1583708), (28, 1131220), (35, 904976), (40, 791854), (56, 565610), (70, 452488), (80, 395927), (112, 282805), (140, 226244), (163, 194320), (280, 113122), (326, 97160), (347, 91280), (560, 56561), (652, 48580), (694, 45640), (815, 38864), (1141, 27760), (1304, 24290), (1388, 22820), (1630, 19432), (1735, 18256), (2282, 13880), (2429, 13040), (2608, 12145), (2776, 11410), (3260, 9716), (3470, 9128), (4564, 6940), (4858, 6520), (5552, 5705)]