81716620830

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{2160101}}^1$

素因数の和:2160221

約数の個数: 64

約数和(自身を含む): 213383515968

約数和(自身を除く): 131666895138

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 97, 130, 194, 195, 291, 390, 485, 582, 970, 1261, 1455, 2522, 2910, 3783, 6305, 7566, 12610, 18915, 37830, 2160101, 4320202, 6480303, 10800505, 12960606, 21601010, 28081313, 32401515, 56162626, 64803030, 84243939, 140406565, 168487878, 209529797, 280813130, 419059594, 421219695, 628589391, 842439390, 1047648985, 1257178782, 2095297970, 2723887361, 3142946955, 5447774722, 6285893910, 8171662083, 13619436805, 16343324166, 27238873610, 40858310415, 81716620830]

約数ペア:

[(1, 81716620830), (2, 40858310415), (3, 27238873610), (5, 16343324166), (6, 13619436805), (10, 8171662083), (13, 6285893910), (15, 5447774722), (26, 3142946955), (30, 2723887361), (39, 2095297970), (65, 1257178782), (78, 1047648985), (97, 842439390), (130, 628589391), (194, 421219695), (195, 419059594), (291, 280813130), (390, 209529797), (485, 168487878), (582, 140406565), (970, 84243939), (1261, 64803030), (1455, 56162626), (2522, 32401515), (2910, 28081313), (3783, 21601010), (6305, 12960606), (7566, 10800505), (12610, 6480303), (18915, 4320202), (37830, 2160101)]