72574240

素因数分解:

$2^5\times 5^1\times {\mathrm{29}}^1\times {\mathrm{15641}}^1$

素因数の和:15685

約数の個数: 48

約数和(自身を含む): 177380280

約数和(自身を除く): 104806040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 80, 116, 145, 160, 232, 290, 464, 580, 928, 1160, 2320, 4640, 15641, 31282, 62564, 78205, 125128, 156410, 250256, 312820, 453589, 500512, 625640, 907178, 1251280, 1814356, 2267945, 2502560, 3628712, 4535890, 7257424, 9071780, 14514848, 18143560, 36287120, 72574240]

約数ペア:

[(1, 72574240), (2, 36287120), (4, 18143560), (5, 14514848), (8, 9071780), (10, 7257424), (16, 4535890), (20, 3628712), (29, 2502560), (32, 2267945), (40, 1814356), (58, 1251280), (80, 907178), (116, 625640), (145, 500512), (160, 453589), (232, 312820), (290, 250256), (464, 156410), (580, 125128), (928, 78205), (1160, 62564), (2320, 31282), (4640, 15641)]