66641564

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^2\times {\mathrm{53}}^1$

素因数の和:167

約数の個数: 72

約数和(自身を含む): 140679504

約数和(自身を除く): 74037940

約数列:

[1, 2, 4, 11, 17, 22, 34, 41, 44, 53, 68, 82, 106, 164, 187, 212, 374, 451, 583, 697, 748, 901, 902, 1166, 1394, 1681, 1802, 1804, 2173, 2332, 2788, 3362, 3604, 4346, 6724, 7667, 8692, 9911, 15334, 18491, 19822, 23903, 28577, 30668, 36941, 36982, 39644, 47806, 57154, 73882, 73964, 89093, 95612, 114308, 147764, 178186, 314347, 356372, 406351, 628694, 812702, 980023, 1257388, 1514581, 1625404, 1960046, 3029162, 3920092, 6058324, 16660391, 33320782, 66641564]

約数ペア:

[(1, 66641564), (2, 33320782), (4, 16660391), (11, 6058324), (17, 3920092), (22, 3029162), (34, 1960046), (41, 1625404), (44, 1514581), (53, 1257388), (68, 980023), (82, 812702), (106, 628694), (164, 406351), (187, 356372), (212, 314347), (374, 178186), (451, 147764), (583, 114308), (697, 95612), (748, 89093), (901, 73964), (902, 73882), (1166, 57154), (1394, 47806), (1681, 39644), (1802, 36982), (1804, 36941), (2173, 30668), (2332, 28577), (2788, 23903), (3362, 19822), (3604, 18491), (4346, 15334), (6724, 9911), (7667, 8692)]