49319480

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{25163}}^1$

素因数の和:25188

約数の個数: 48

約数和(自身を含む): 129091320

約数和(自身を除く): 79771840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 25163, 50326, 100652, 125815, 176141, 201304, 251630, 352282, 503260, 704564, 880705, 1006520, 1232987, 1409128, 1761410, 2465974, 3522820, 4931948, 6164935, 7045640, 9863896, 12329870, 24659740, 49319480]

約数ペア:

[(1, 49319480), (2, 24659740), (4, 12329870), (5, 9863896), (7, 7045640), (8, 6164935), (10, 4931948), (14, 3522820), (20, 2465974), (28, 1761410), (35, 1409128), (40, 1232987), (49, 1006520), (56, 880705), (70, 704564), (98, 503260), (140, 352282), (196, 251630), (245, 201304), (280, 176141), (392, 125815), (490, 100652), (980, 50326), (1960, 25163)]