66153340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{389}}^1\times {\mathrm{773}}^1$

素因数の和:1182

約数の個数: 48

約数和(自身を含む): 152137440

約数和(自身を除く): 85984100

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 389, 773, 778, 1546, 1556, 1945, 3092, 3865, 3890, 4279, 7730, 7780, 8503, 8558, 15460, 17006, 17116, 21395, 34012, 42515, 42790, 85030, 85580, 170060, 300697, 601394, 1202788, 1503485, 3006970, 3307667, 6013940, 6615334, 13230668, 16538335, 33076670, 66153340]

約数ペア:

[(1, 66153340), (2, 33076670), (4, 16538335), (5, 13230668), (10, 6615334), (11, 6013940), (20, 3307667), (22, 3006970), (44, 1503485), (55, 1202788), (110, 601394), (220, 300697), (389, 170060), (773, 85580), (778, 85030), (1546, 42790), (1556, 42515), (1945, 34012), (3092, 21395), (3865, 17116), (3890, 17006), (4279, 15460), (7730, 8558), (7780, 8503)]