664790780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{191}}^1\times {\mathrm{353}}^1$

素因数の和:599

約数の個数: 96

約数和(自身を含む): 1541514240

約数和(自身を除く): 876723460

約数列:

[1, 2, 4, 5, 10, 17, 20, 29, 34, 58, 68, 85, 116, 145, 170, 191, 290, 340, 353, 382, 493, 580, 706, 764, 955, 986, 1412, 1765, 1910, 1972, 2465, 3247, 3530, 3820, 4930, 5539, 6001, 6494, 7060, 9860, 10237, 11078, 12002, 12988, 16235, 20474, 22156, 24004, 27695, 30005, 32470, 40948, 51185, 55390, 60010, 64940, 67423, 94163, 102370, 110780, 120020, 134846, 174029, 188326, 204740, 269692, 337115, 348058, 376652, 470815, 674230, 696116, 870145, 941630, 1146191, 1348460, 1740290, 1883260, 1955267, 2292382, 3480580, 3910534, 4584764, 5730955, 7821068, 9776335, 11461910, 19552670, 22923820, 33239539, 39105340, 66479078, 132958156, 166197695, 332395390, 664790780]

約数ペア:

[(1, 664790780), (2, 332395390), (4, 166197695), (5, 132958156), (10, 66479078), (17, 39105340), (20, 33239539), (29, 22923820), (34, 19552670), (58, 11461910), (68, 9776335), (85, 7821068), (116, 5730955), (145, 4584764), (170, 3910534), (191, 3480580), (290, 2292382), (340, 1955267), (353, 1883260), (382, 1740290), (493, 1348460), (580, 1146191), (706, 941630), (764, 870145), (955, 696116), (986, 674230), (1412, 470815), (1765, 376652), (1910, 348058), (1972, 337115), (2465, 269692), (3247, 204740), (3530, 188326), (3820, 174029), (4930, 134846), (5539, 120020), (6001, 110780), (6494, 102370), (7060, 94163), (9860, 67423), (10237, 64940), (11078, 60010), (12002, 55390), (12988, 51185), (16235, 40948), (20474, 32470), (22156, 30005), (24004, 27695)]