20263639600

素因数分解:

$2^4\times 5^2\times {\mathrm{17}}^2\times {\mathrm{175291}}^1$

素因数の和:175343

約数の個数: 90

約数和(自身を含む): 51715872884

約数和(自身を除く): 31452233284

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 34, 40, 50, 68, 80, 85, 100, 136, 170, 200, 272, 289, 340, 400, 425, 578, 680, 850, 1156, 1360, 1445, 1700, 2312, 2890, 3400, 4624, 5780, 6800, 7225, 11560, 14450, 23120, 28900, 57800, 115600, 175291, 350582, 701164, 876455, 1402328, 1752910, 2804656, 2979947, 3505820, 4382275, 5959894, 7011640, 8764550, 11919788, 14023280, 14899735, 17529100, 23839576, 29799470, 35058200, 47679152, 50659099, 59598940, 70116400, 74498675, 101318198, 119197880, 148997350, 202636396, 238395760, 253295495, 297994700, 405272792, 506590990, 595989400, 810545584, 1013181980, 1191978800, 1266477475, 2026363960, 2532954950, 4052727920, 5065909900, 10131819800, 20263639600]

約数ペア:

[(1, 20263639600), (2, 10131819800), (4, 5065909900), (5, 4052727920), (8, 2532954950), (10, 2026363960), (16, 1266477475), (17, 1191978800), (20, 1013181980), (25, 810545584), (34, 595989400), (40, 506590990), (50, 405272792), (68, 297994700), (80, 253295495), (85, 238395760), (100, 202636396), (136, 148997350), (170, 119197880), (200, 101318198), (272, 74498675), (289, 70116400), (340, 59598940), (400, 50659099), (425, 47679152), (578, 35058200), (680, 29799470), (850, 23839576), (1156, 17529100), (1360, 14899735), (1445, 14023280), (1700, 11919788), (2312, 8764550), (2890, 7011640), (3400, 5959894), (4624, 4382275), (5780, 3505820), (6800, 2979947), (7225, 2804656), (11560, 1752910), (14450, 1402328), (23120, 876455), (28900, 701164), (57800, 350582), (115600, 175291)]