201640987070

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{173779}}^1$

素因数の和:174033

約数の個数: 64

約数和(自身を含む): 396385228800

約数和(自身を除く): 194744241730

約数列:

[1, 2, 5, 10, 19, 31, 38, 62, 95, 155, 190, 197, 310, 394, 589, 985, 1178, 1970, 2945, 3743, 5890, 6107, 7486, 12214, 18715, 30535, 37430, 61070, 116033, 173779, 232066, 347558, 580165, 868895, 1160330, 1737790, 3301801, 5387149, 6603602, 10774298, 16509005, 26935745, 33018010, 34234463, 53871490, 68468926, 102355831, 171172315, 204711662, 342344630, 511779155, 650454797, 1023558310, 1061268353, 1300909594, 2122536706, 3252273985, 5306341765, 6504547970, 10612683530, 20164098707, 40328197414, 100820493535, 201640987070]

約数ペア:

[(1, 201640987070), (2, 100820493535), (5, 40328197414), (10, 20164098707), (19, 10612683530), (31, 6504547970), (38, 5306341765), (62, 3252273985), (95, 2122536706), (155, 1300909594), (190, 1061268353), (197, 1023558310), (310, 650454797), (394, 511779155), (589, 342344630), (985, 204711662), (1178, 171172315), (1970, 102355831), (2945, 68468926), (3743, 53871490), (5890, 34234463), (6107, 33018010), (7486, 26935745), (12214, 16509005), (18715, 10774298), (30535, 6603602), (37430, 5387149), (61070, 3301801), (116033, 1737790), (173779, 1160330), (232066, 868895), (347558, 580165)]