864432830

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{2689}}^1$

素因数の和:2805

約数の個数: 64

約数和(自身を含む): 1729175040

約数和(自身を除く): 864742210

約数列:

[1, 2, 5, 10, 17, 31, 34, 61, 62, 85, 122, 155, 170, 305, 310, 527, 610, 1037, 1054, 1891, 2074, 2635, 2689, 3782, 5185, 5270, 5378, 9455, 10370, 13445, 18910, 26890, 32147, 45713, 64294, 83359, 91426, 160735, 164029, 166718, 228565, 321470, 328058, 416795, 457130, 820145, 833590, 1417103, 1640290, 2788493, 2834206, 5084899, 5576986, 7085515, 10169798, 13942465, 14171030, 25424495, 27884930, 50848990, 86443283, 172886566, 432216415, 864432830]

約数ペア:

[(1, 864432830), (2, 432216415), (5, 172886566), (10, 86443283), (17, 50848990), (31, 27884930), (34, 25424495), (61, 14171030), (62, 13942465), (85, 10169798), (122, 7085515), (155, 5576986), (170, 5084899), (305, 2834206), (310, 2788493), (527, 1640290), (610, 1417103), (1037, 833590), (1054, 820145), (1891, 457130), (2074, 416795), (2635, 328058), (2689, 321470), (3782, 228565), (5185, 166718), (5270, 164029), (5378, 160735), (9455, 91426), (10370, 83359), (13445, 64294), (18910, 45713), (26890, 32147)]