158920000

素因数分解:

$2^6\times 5^4\times {\mathrm{29}}^1\times {\mathrm{137}}^1$

素因数の和:198

約数の個数: 140

約数和(自身を含む): 410634180

約数和(自身を除く): 251714180

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 29, 32, 40, 50, 58, 64, 80, 100, 116, 125, 137, 145, 160, 200, 232, 250, 274, 290, 320, 400, 464, 500, 548, 580, 625, 685, 725, 800, 928, 1000, 1096, 1160, 1250, 1370, 1450, 1600, 1856, 2000, 2192, 2320, 2500, 2740, 2900, 3425, 3625, 3973, 4000, 4384, 4640, 5000, 5480, 5800, 6850, 7250, 7946, 8000, 8768, 9280, 10000, 10960, 11600, 13700, 14500, 15892, 17125, 18125, 19865, 20000, 21920, 23200, 27400, 29000, 31784, 34250, 36250, 39730, 40000, 43840, 46400, 54800, 58000, 63568, 68500, 72500, 79460, 85625, 99325, 109600, 116000, 127136, 137000, 145000, 158920, 171250, 198650, 219200, 232000, 254272, 274000, 290000, 317840, 342500, 397300, 496625, 548000, 580000, 635680, 685000, 794600, 993250, 1096000, 1160000, 1271360, 1370000, 1589200, 1986500, 2483125, 2740000, 3178400, 3973000, 4966250, 5480000, 6356800, 7946000, 9932500, 15892000, 19865000, 31784000, 39730000, 79460000, 158920000]

約数ペア:

[(1, 158920000), (2, 79460000), (4, 39730000), (5, 31784000), (8, 19865000), (10, 15892000), (16, 9932500), (20, 7946000), (25, 6356800), (29, 5480000), (32, 4966250), (40, 3973000), (50, 3178400), (58, 2740000), (64, 2483125), (80, 1986500), (100, 1589200), (116, 1370000), (125, 1271360), (137, 1160000), (145, 1096000), (160, 993250), (200, 794600), (232, 685000), (250, 635680), (274, 580000), (290, 548000), (320, 496625), (400, 397300), (464, 342500), (500, 317840), (548, 290000), (580, 274000), (625, 254272), (685, 232000), (725, 219200), (800, 198650), (928, 171250), (1000, 158920), (1096, 145000), (1160, 137000), (1250, 127136), (1370, 116000), (1450, 109600), (1600, 99325), (1856, 85625), (2000, 79460), (2192, 72500), (2320, 68500), (2500, 63568), (2740, 58000), (2900, 54800), (3425, 46400), (3625, 43840), (3973, 40000), (4000, 39730), (4384, 36250), (4640, 34250), (5000, 31784), (5480, 29000), (5800, 27400), (6850, 23200), (7250, 21920), (7946, 20000), (8000, 19865), (8768, 18125), (9280, 17125), (10000, 15892), (10960, 14500), (11600, 13700)]