64581470

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{199}}^1$

素因数の和:329

約数の個数: 64

約数和(自身を含む): 130636800

約数和(自身を除く): 66055330

約数列:

[1, 2, 5, 10, 17, 23, 34, 46, 83, 85, 115, 166, 170, 199, 230, 391, 398, 415, 782, 830, 995, 1411, 1909, 1955, 1990, 2822, 3383, 3818, 3910, 4577, 6766, 7055, 9154, 9545, 14110, 16517, 16915, 19090, 22885, 32453, 33034, 33830, 45770, 64906, 77809, 82585, 155618, 162265, 165170, 280789, 324530, 379891, 389045, 561578, 759782, 778090, 1403945, 1899455, 2807890, 3798910, 6458147, 12916294, 32290735, 64581470]

約数ペア:

[(1, 64581470), (2, 32290735), (5, 12916294), (10, 6458147), (17, 3798910), (23, 2807890), (34, 1899455), (46, 1403945), (83, 778090), (85, 759782), (115, 561578), (166, 389045), (170, 379891), (199, 324530), (230, 280789), (391, 165170), (398, 162265), (415, 155618), (782, 82585), (830, 77809), (995, 64906), (1411, 45770), (1909, 33830), (1955, 33034), (1990, 32453), (2822, 22885), (3383, 19090), (3818, 16915), (3910, 16517), (4577, 14110), (6766, 9545), (7055, 9154)]