66173860

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{191}}^1\times {\mathrm{1019}}^1$

素因数の和:1236

約数の個数: 48

約数和(自身を含む): 148055040

約数和(自身を除く): 81881180

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 191, 340, 382, 764, 955, 1019, 1910, 2038, 3247, 3820, 4076, 5095, 6494, 10190, 12988, 16235, 17323, 20380, 32470, 34646, 64940, 69292, 86615, 173230, 194629, 346460, 389258, 778516, 973145, 1946290, 3308693, 3892580, 6617386, 13234772, 16543465, 33086930, 66173860]

約数ペア:

[(1, 66173860), (2, 33086930), (4, 16543465), (5, 13234772), (10, 6617386), (17, 3892580), (20, 3308693), (34, 1946290), (68, 973145), (85, 778516), (170, 389258), (191, 346460), (340, 194629), (382, 173230), (764, 86615), (955, 69292), (1019, 64940), (1910, 34646), (2038, 32470), (3247, 20380), (3820, 17323), (4076, 16235), (5095, 12988), (6494, 10190)]