66137650

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{199}}^1$

素因数の和:268

約数の個数: 72

約数和(自身を含む): 137044800

約数和(自身を除く): 70907150

約数列:

[1, 2, 5, 10, 17, 23, 25, 34, 46, 50, 85, 115, 170, 199, 230, 289, 391, 398, 425, 575, 578, 782, 850, 995, 1150, 1445, 1955, 1990, 2890, 3383, 3910, 4577, 4975, 6647, 6766, 7225, 9154, 9775, 9950, 13294, 14450, 16915, 19550, 22885, 33235, 33830, 45770, 57511, 66470, 77809, 84575, 114425, 115022, 155618, 166175, 169150, 228850, 287555, 332350, 389045, 575110, 778090, 1322753, 1437775, 1945225, 2645506, 2875550, 3890450, 6613765, 13227530, 33068825, 66137650]

約数ペア:

[(1, 66137650), (2, 33068825), (5, 13227530), (10, 6613765), (17, 3890450), (23, 2875550), (25, 2645506), (34, 1945225), (46, 1437775), (50, 1322753), (85, 778090), (115, 575110), (170, 389045), (199, 332350), (230, 287555), (289, 228850), (391, 169150), (398, 166175), (425, 155618), (575, 115022), (578, 114425), (782, 84575), (850, 77809), (995, 66470), (1150, 57511), (1445, 45770), (1955, 33830), (1990, 33235), (2890, 22885), (3383, 19550), (3910, 16915), (4577, 14450), (4975, 13294), (6647, 9950), (6766, 9775), (7225, 9154)]