90865000

素因数分解:

$2^3\times 5^4\times {\mathrm{17}}^1\times {\mathrm{1069}}^1$

素因数の和:1112

約数の個数: 80

約数和(自身を含む): 225630900

約数和(自身を除く): 134765900

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 25, 34, 40, 50, 68, 85, 100, 125, 136, 170, 200, 250, 340, 425, 500, 625, 680, 850, 1000, 1069, 1250, 1700, 2125, 2138, 2500, 3400, 4250, 4276, 5000, 5345, 8500, 8552, 10625, 10690, 17000, 18173, 21250, 21380, 26725, 36346, 42500, 42760, 53450, 72692, 85000, 90865, 106900, 133625, 145384, 181730, 213800, 267250, 363460, 454325, 534500, 668125, 726920, 908650, 1069000, 1336250, 1817300, 2271625, 2672500, 3634600, 4543250, 5345000, 9086500, 11358125, 18173000, 22716250, 45432500, 90865000]

約数ペア:

[(1, 90865000), (2, 45432500), (4, 22716250), (5, 18173000), (8, 11358125), (10, 9086500), (17, 5345000), (20, 4543250), (25, 3634600), (34, 2672500), (40, 2271625), (50, 1817300), (68, 1336250), (85, 1069000), (100, 908650), (125, 726920), (136, 668125), (170, 534500), (200, 454325), (250, 363460), (340, 267250), (425, 213800), (500, 181730), (625, 145384), (680, 133625), (850, 106900), (1000, 90865), (1069, 85000), (1250, 72692), (1700, 53450), (2125, 42760), (2138, 42500), (2500, 36346), (3400, 26725), (4250, 21380), (4276, 21250), (5000, 18173), (5345, 17000), (8500, 10690), (8552, 10625)]