49008820

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{1163}}^1$

素因数の和:1229

約数の個数: 72

約数和(自身を含む): 122611104

約数和(自身を除く): 73602284

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 49, 70, 86, 98, 140, 172, 196, 215, 245, 301, 430, 490, 602, 860, 980, 1163, 1204, 1505, 2107, 2326, 3010, 4214, 4652, 5815, 6020, 8141, 8428, 10535, 11630, 16282, 21070, 23260, 32564, 40705, 42140, 50009, 56987, 81410, 100018, 113974, 162820, 200036, 227948, 250045, 284935, 350063, 500090, 569870, 700126, 1000180, 1139740, 1400252, 1750315, 2450441, 3500630, 4900882, 7001260, 9801764, 12252205, 24504410, 49008820]

約数ペア:

[(1, 49008820), (2, 24504410), (4, 12252205), (5, 9801764), (7, 7001260), (10, 4900882), (14, 3500630), (20, 2450441), (28, 1750315), (35, 1400252), (43, 1139740), (49, 1000180), (70, 700126), (86, 569870), (98, 500090), (140, 350063), (172, 284935), (196, 250045), (215, 227948), (245, 200036), (301, 162820), (430, 113974), (490, 100018), (602, 81410), (860, 56987), (980, 50009), (1163, 42140), (1204, 40705), (1505, 32564), (2107, 23260), (2326, 21070), (3010, 16282), (4214, 11630), (4652, 10535), (5815, 8428), (6020, 8141)]