207268625

素因数分解:

$5^3\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{443}}^1$

素因数の和:674

約数の個数: 32

約数和(自身を含む): 274285440

約数和(自身を除く): 67016815

約数列:

[1, 5, 19, 25, 95, 125, 197, 443, 475, 985, 2215, 2375, 3743, 4925, 8417, 11075, 18715, 24625, 42085, 55375, 87271, 93575, 210425, 436355, 467875, 1052125, 1658149, 2181775, 8290745, 10908875, 41453725, 207268625]

約数ペア:

[(1, 207268625), (5, 41453725), (19, 10908875), (25, 8290745), (95, 2181775), (125, 1658149), (197, 1052125), (443, 467875), (475, 436355), (985, 210425), (2215, 93575), (2375, 87271), (3743, 55375), (4925, 42085), (8417, 24625), (11075, 18715)]