656117043430

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{263}}^1\times {\mathrm{65981}}^1$

素因数の和:66469

約数の個数: 64

約数和(自身を含む): 1254185856000

約数和(自身を除く): 598068812570

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 199, 263, 398, 526, 995, 1315, 1990, 2630, 3781, 4997, 7562, 9994, 18905, 24985, 37810, 49970, 52337, 65981, 104674, 131962, 261685, 329905, 523370, 659810, 994403, 1253639, 1988806, 2507278, 4972015, 6268195, 9944030, 12536390, 13130219, 17353003, 26260438, 34706006, 65651095, 86765015, 131302190, 173530030, 249474161, 329707057, 498948322, 659414114, 1247370805, 1648535285, 2494741610, 3297070570, 3453247597, 6906495194, 17266237985, 34532475970, 65611704343, 131223408686, 328058521715, 656117043430]

約数ペア:

[(1, 656117043430), (2, 328058521715), (5, 131223408686), (10, 65611704343), (19, 34532475970), (38, 17266237985), (95, 6906495194), (190, 3453247597), (199, 3297070570), (263, 2494741610), (398, 1648535285), (526, 1247370805), (995, 659414114), (1315, 498948322), (1990, 329707057), (2630, 249474161), (3781, 173530030), (4997, 131302190), (7562, 86765015), (9994, 65651095), (18905, 34706006), (24985, 26260438), (37810, 17353003), (49970, 13130219), (52337, 12536390), (65981, 9944030), (104674, 6268195), (131962, 4972015), (261685, 2507278), (329905, 1988806), (523370, 1253639), (659810, 994403)]