37990000

素因数分解:

$2^4\times 5^4\times {\mathrm{29}}^1\times {\mathrm{131}}^1$

素因数の和:188

約数の個数: 100

約数和(自身を含む): 95875560

約数和(自身を除く): 57885560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 29, 40, 50, 58, 80, 100, 116, 125, 131, 145, 200, 232, 250, 262, 290, 400, 464, 500, 524, 580, 625, 655, 725, 1000, 1048, 1160, 1250, 1310, 1450, 2000, 2096, 2320, 2500, 2620, 2900, 3275, 3625, 3799, 5000, 5240, 5800, 6550, 7250, 7598, 10000, 10480, 11600, 13100, 14500, 15196, 16375, 18125, 18995, 26200, 29000, 30392, 32750, 36250, 37990, 52400, 58000, 60784, 65500, 72500, 75980, 81875, 94975, 131000, 145000, 151960, 163750, 189950, 262000, 290000, 303920, 327500, 379900, 474875, 655000, 759800, 949750, 1310000, 1519600, 1899500, 2374375, 3799000, 4748750, 7598000, 9497500, 18995000, 37990000]

約数ペア:

[(1, 37990000), (2, 18995000), (4, 9497500), (5, 7598000), (8, 4748750), (10, 3799000), (16, 2374375), (20, 1899500), (25, 1519600), (29, 1310000), (40, 949750), (50, 759800), (58, 655000), (80, 474875), (100, 379900), (116, 327500), (125, 303920), (131, 290000), (145, 262000), (200, 189950), (232, 163750), (250, 151960), (262, 145000), (290, 131000), (400, 94975), (464, 81875), (500, 75980), (524, 72500), (580, 65500), (625, 60784), (655, 58000), (725, 52400), (1000, 37990), (1048, 36250), (1160, 32750), (1250, 30392), (1310, 29000), (1450, 26200), (2000, 18995), (2096, 18125), (2320, 16375), (2500, 15196), (2620, 14500), (2900, 13100), (3275, 11600), (3625, 10480), (3799, 10000), (5000, 7598), (5240, 7250), (5800, 6550)]