80525060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{52289}}^1$

素因数の和:52316

約数の個数: 48

約数和(自身を含む): 210833280

約数和(自身を除く): 130308220

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 52289, 104578, 209156, 261445, 366023, 522890, 575179, 732046, 1045780, 1150358, 1464092, 1830115, 2300716, 2875895, 3660230, 4026253, 5751790, 7320460, 8052506, 11503580, 16105012, 20131265, 40262530, 80525060]

約数ペア:

[(1, 80525060), (2, 40262530), (4, 20131265), (5, 16105012), (7, 11503580), (10, 8052506), (11, 7320460), (14, 5751790), (20, 4026253), (22, 3660230), (28, 2875895), (35, 2300716), (44, 1830115), (55, 1464092), (70, 1150358), (77, 1045780), (110, 732046), (140, 575179), (154, 522890), (220, 366023), (308, 261445), (385, 209156), (770, 104578), (1540, 52289)]