518681560

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{3833}}^1$

素因数の和:4060

約数の個数: 64

約数和(自身を含む): 1242216000

約数和(自身を除く): 723534440

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 199, 340, 398, 680, 796, 995, 1592, 1990, 3383, 3833, 3980, 6766, 7666, 7960, 13532, 15332, 16915, 19165, 27064, 30664, 33830, 38330, 65161, 67660, 76660, 130322, 135320, 153320, 260644, 325805, 521288, 651610, 762767, 1303220, 1525534, 2606440, 3051068, 3813835, 6102136, 7627670, 12967039, 15255340, 25934078, 30510680, 51868156, 64835195, 103736312, 129670390, 259340780, 518681560]

約数ペア:

[(1, 518681560), (2, 259340780), (4, 129670390), (5, 103736312), (8, 64835195), (10, 51868156), (17, 30510680), (20, 25934078), (34, 15255340), (40, 12967039), (68, 7627670), (85, 6102136), (136, 3813835), (170, 3051068), (199, 2606440), (340, 1525534), (398, 1303220), (680, 762767), (796, 651610), (995, 521288), (1592, 325805), (1990, 260644), (3383, 153320), (3833, 135320), (3980, 130322), (6766, 76660), (7666, 67660), (7960, 65161), (13532, 38330), (15332, 33830), (16915, 30664), (19165, 27064)]