649750

素因数分解:

$2^1\times 5^3\times {\mathrm{23}}^1\times {\mathrm{113}}^1$

素因数の和:153

約数の個数: 32

約数和(自身を含む): 1280448

約数和(自身を除く): 630698

約数列:

[1, 2, 5, 10, 23, 25, 46, 50, 113, 115, 125, 226, 230, 250, 565, 575, 1130, 1150, 2599, 2825, 2875, 5198, 5650, 5750, 12995, 14125, 25990, 28250, 64975, 129950, 324875, 649750]

約数ペア:

[(1, 649750), (2, 324875), (5, 129950), (10, 64975), (23, 28250), (25, 25990), (46, 14125), (50, 12995), (113, 5750), (115, 5650), (125, 5198), (226, 2875), (230, 2825), (250, 2599), (565, 1150), (575, 1130)]