538039000

素因数分解:

$2^3\times 5^3\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{157}}^1$

素因数の和:350

約数の個数: 128

約数和(自身を含む): 1330992000

約数和(自身を除く): 792953000

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 25, 40, 46, 50, 92, 100, 115, 125, 149, 157, 184, 200, 230, 250, 298, 314, 460, 500, 575, 596, 628, 745, 785, 920, 1000, 1150, 1192, 1256, 1490, 1570, 2300, 2875, 2980, 3140, 3427, 3611, 3725, 3925, 4600, 5750, 5960, 6280, 6854, 7222, 7450, 7850, 11500, 13708, 14444, 14900, 15700, 17135, 18055, 18625, 19625, 23000, 23393, 27416, 28888, 29800, 31400, 34270, 36110, 37250, 39250, 46786, 68540, 72220, 74500, 78500, 85675, 90275, 93572, 116965, 137080, 144440, 149000, 157000, 171350, 180550, 187144, 233930, 342700, 361100, 428375, 451375, 467860, 538039, 584825, 685400, 722200, 856750, 902750, 935720, 1076078, 1169650, 1713500, 1805500, 2152156, 2339300, 2690195, 2924125, 3427000, 3611000, 4304312, 4678600, 5380390, 5848250, 10760780, 11696500, 13450975, 21521560, 23393000, 26901950, 53803900, 67254875, 107607800, 134509750, 269019500, 538039000]

約数ペア:

[(1, 538039000), (2, 269019500), (4, 134509750), (5, 107607800), (8, 67254875), (10, 53803900), (20, 26901950), (23, 23393000), (25, 21521560), (40, 13450975), (46, 11696500), (50, 10760780), (92, 5848250), (100, 5380390), (115, 4678600), (125, 4304312), (149, 3611000), (157, 3427000), (184, 2924125), (200, 2690195), (230, 2339300), (250, 2152156), (298, 1805500), (314, 1713500), (460, 1169650), (500, 1076078), (575, 935720), (596, 902750), (628, 856750), (745, 722200), (785, 685400), (920, 584825), (1000, 538039), (1150, 467860), (1192, 451375), (1256, 428375), (1490, 361100), (1570, 342700), (2300, 233930), (2875, 187144), (2980, 180550), (3140, 171350), (3427, 157000), (3611, 149000), (3725, 144440), (3925, 137080), (4600, 116965), (5750, 93572), (5960, 90275), (6280, 85675), (6854, 78500), (7222, 74500), (7450, 72220), (7850, 68540), (11500, 46786), (13708, 39250), (14444, 37250), (14900, 36110), (15700, 34270), (17135, 31400), (18055, 29800), (18625, 28888), (19625, 27416), (23000, 23393)]