16803280

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{151}}^1$

素因数の和:284

約数の個数: 80

約数和(自身を含む): 42747264

約数和(自身を除く): 25943984

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 107, 130, 151, 208, 214, 260, 302, 428, 520, 535, 604, 755, 856, 1040, 1070, 1208, 1391, 1510, 1712, 1963, 2140, 2416, 2782, 3020, 3926, 4280, 5564, 6040, 6955, 7852, 8560, 9815, 11128, 12080, 13910, 15704, 16157, 19630, 22256, 27820, 31408, 32314, 39260, 55640, 64628, 78520, 80785, 111280, 129256, 157040, 161570, 210041, 258512, 323140, 420082, 646280, 840164, 1050205, 1292560, 1680328, 2100410, 3360656, 4200820, 8401640, 16803280]

約数ペア:

[(1, 16803280), (2, 8401640), (4, 4200820), (5, 3360656), (8, 2100410), (10, 1680328), (13, 1292560), (16, 1050205), (20, 840164), (26, 646280), (40, 420082), (52, 323140), (65, 258512), (80, 210041), (104, 161570), (107, 157040), (130, 129256), (151, 111280), (208, 80785), (214, 78520), (260, 64628), (302, 55640), (428, 39260), (520, 32314), (535, 31408), (604, 27820), (755, 22256), (856, 19630), (1040, 16157), (1070, 15704), (1208, 13910), (1391, 12080), (1510, 11128), (1712, 9815), (1963, 8560), (2140, 7852), (2416, 6955), (2782, 6040), (3020, 5564), (3926, 4280)]