72120800

素因数分解:

$2^5\times 5^2\times {\mathrm{17}}^1\times {\mathrm{5303}}^1$

素因数の和:5340

約数の個数: 72

約数和(自身を含む): 186456816

約数和(自身を除く): 114336016

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 32, 34, 40, 50, 68, 80, 85, 100, 136, 160, 170, 200, 272, 340, 400, 425, 544, 680, 800, 850, 1360, 1700, 2720, 3400, 5303, 6800, 10606, 13600, 21212, 26515, 42424, 53030, 84848, 90151, 106060, 132575, 169696, 180302, 212120, 265150, 360604, 424240, 450755, 530300, 721208, 848480, 901510, 1060600, 1442416, 1803020, 2121200, 2253775, 2884832, 3606040, 4242400, 4507550, 7212080, 9015100, 14424160, 18030200, 36060400, 72120800]

約数ペア:

[(1, 72120800), (2, 36060400), (4, 18030200), (5, 14424160), (8, 9015100), (10, 7212080), (16, 4507550), (17, 4242400), (20, 3606040), (25, 2884832), (32, 2253775), (34, 2121200), (40, 1803020), (50, 1442416), (68, 1060600), (80, 901510), (85, 848480), (100, 721208), (136, 530300), (160, 450755), (170, 424240), (200, 360604), (272, 265150), (340, 212120), (400, 180302), (425, 169696), (544, 132575), (680, 106060), (800, 90151), (850, 84848), (1360, 53030), (1700, 42424), (2720, 26515), (3400, 21212), (5303, 13600), (6800, 10606)]