51825280

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{6229}}^1$

素因数の和:6261

約数の個数: 64

約数和(自身を含む): 133446600

約数和(自身を除く): 81621320

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 260, 320, 416, 520, 640, 832, 1040, 1664, 2080, 4160, 6229, 8320, 12458, 24916, 31145, 49832, 62290, 80977, 99664, 124580, 161954, 199328, 249160, 323908, 398656, 404885, 498320, 647816, 797312, 809770, 996640, 1295632, 1619540, 1993280, 2591264, 3239080, 3986560, 5182528, 6478160, 10365056, 12956320, 25912640, 51825280]

約数ペア:

[(1, 51825280), (2, 25912640), (4, 12956320), (5, 10365056), (8, 6478160), (10, 5182528), (13, 3986560), (16, 3239080), (20, 2591264), (26, 1993280), (32, 1619540), (40, 1295632), (52, 996640), (64, 809770), (65, 797312), (80, 647816), (104, 498320), (128, 404885), (130, 398656), (160, 323908), (208, 249160), (260, 199328), (320, 161954), (416, 124580), (520, 99664), (640, 80977), (832, 62290), (1040, 49832), (1664, 31145), (2080, 24916), (4160, 12458), (6229, 8320)]