31202950

素因数分解:

$2^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{631}}^1$

素因数の和:709

約数の個数: 48

約数和(自身を含む): 62067456

約数和(自身を除く): 30864506

約数列:

[1, 2, 5, 10, 23, 25, 43, 46, 50, 86, 115, 215, 230, 430, 575, 631, 989, 1075, 1150, 1262, 1978, 2150, 3155, 4945, 6310, 9890, 14513, 15775, 24725, 27133, 29026, 31550, 49450, 54266, 72565, 135665, 145130, 271330, 362825, 624059, 678325, 725650, 1248118, 1356650, 3120295, 6240590, 15601475, 31202950]

約数ペア:

[(1, 31202950), (2, 15601475), (5, 6240590), (10, 3120295), (23, 1356650), (25, 1248118), (43, 725650), (46, 678325), (50, 624059), (86, 362825), (115, 271330), (215, 145130), (230, 135665), (430, 72565), (575, 54266), (631, 49450), (989, 31550), (1075, 29026), (1150, 27133), (1262, 24725), (1978, 15775), (2150, 14513), (3155, 9890), (4945, 6310)]