199425325

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{157}}^1$

素因数の和:358

約数の個数: 48

約数和(自身を含む): 282124800

約数和(自身を除く): 82699475

約数列:

[1, 5, 11, 25, 31, 55, 149, 155, 157, 275, 341, 745, 775, 785, 1639, 1705, 1727, 3725, 3925, 4619, 4867, 8195, 8525, 8635, 23095, 23393, 24335, 40975, 43175, 50809, 53537, 115475, 116965, 121675, 254045, 257323, 267685, 584825, 725183, 1270225, 1286615, 1338425, 3625915, 6433075, 7977013, 18129575, 39885065, 199425325]

約数ペア:

[(1, 199425325), (5, 39885065), (11, 18129575), (25, 7977013), (31, 6433075), (55, 3625915), (149, 1338425), (155, 1286615), (157, 1270225), (275, 725183), (341, 584825), (745, 267685), (775, 257323), (785, 254045), (1639, 121675), (1705, 116965), (1727, 115475), (3725, 53537), (3925, 50809), (4619, 43175), (4867, 40975), (8195, 24335), (8525, 23393), (8635, 23095)]