51340000

素因数分解:

$2^5\times 5^4\times {\mathrm{17}}^1\times {\mathrm{151}}^1$

素因数の和:198

約数の個数: 120

約数和(自身を含む): 134619408

約数和(自身を除く): 83279408

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 32, 34, 40, 50, 68, 80, 85, 100, 125, 136, 151, 160, 170, 200, 250, 272, 302, 340, 400, 425, 500, 544, 604, 625, 680, 755, 800, 850, 1000, 1208, 1250, 1360, 1510, 1700, 2000, 2125, 2416, 2500, 2567, 2720, 3020, 3400, 3775, 4000, 4250, 4832, 5000, 5134, 6040, 6800, 7550, 8500, 10000, 10268, 10625, 12080, 12835, 13600, 15100, 17000, 18875, 20000, 20536, 21250, 24160, 25670, 30200, 34000, 37750, 41072, 42500, 51340, 60400, 64175, 68000, 75500, 82144, 85000, 94375, 102680, 120800, 128350, 151000, 170000, 188750, 205360, 256700, 302000, 320875, 340000, 377500, 410720, 513400, 604000, 641750, 755000, 1026800, 1283500, 1510000, 1604375, 2053600, 2567000, 3020000, 3208750, 5134000, 6417500, 10268000, 12835000, 25670000, 51340000]

約数ペア:

[(1, 51340000), (2, 25670000), (4, 12835000), (5, 10268000), (8, 6417500), (10, 5134000), (16, 3208750), (17, 3020000), (20, 2567000), (25, 2053600), (32, 1604375), (34, 1510000), (40, 1283500), (50, 1026800), (68, 755000), (80, 641750), (85, 604000), (100, 513400), (125, 410720), (136, 377500), (151, 340000), (160, 320875), (170, 302000), (200, 256700), (250, 205360), (272, 188750), (302, 170000), (340, 151000), (400, 128350), (425, 120800), (500, 102680), (544, 94375), (604, 85000), (625, 82144), (680, 75500), (755, 68000), (800, 64175), (850, 60400), (1000, 51340), (1208, 42500), (1250, 41072), (1360, 37750), (1510, 34000), (1700, 30200), (2000, 25670), (2125, 24160), (2416, 21250), (2500, 20536), (2567, 20000), (2720, 18875), (3020, 17000), (3400, 15100), (3775, 13600), (4000, 12835), (4250, 12080), (4832, 10625), (5000, 10268), (5134, 10000), (6040, 8500), (6800, 7550)]