258575440

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{190129}}^1$

素因数の和:190159

約数の個数: 40

約数和(自身を含む): 636555240

約数和(自身を除く): 377979800

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 190129, 380258, 760516, 950645, 1521032, 1901290, 3042064, 3232193, 3802580, 6464386, 7605160, 12928772, 15210320, 16160965, 25857544, 32321930, 51715088, 64643860, 129287720, 258575440]

約数ペア:

[(1, 258575440), (2, 129287720), (4, 64643860), (5, 51715088), (8, 32321930), (10, 25857544), (16, 16160965), (17, 15210320), (20, 12928772), (34, 7605160), (40, 6464386), (68, 3802580), (80, 3232193), (85, 3042064), (136, 1901290), (170, 1521032), (272, 950645), (340, 760516), (680, 380258), (1360, 190129)]