53690200

素因数分解:

$2^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{199}}^1$

素因数の和:305

約数の個数: 96

約数和(自身を含む): 133920000

約数和(自身を除く): 80229800

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 50, 71, 76, 95, 100, 142, 152, 190, 199, 200, 284, 355, 380, 398, 475, 568, 710, 760, 796, 950, 995, 1349, 1420, 1592, 1775, 1900, 1990, 2698, 2840, 3550, 3781, 3800, 3980, 4975, 5396, 6745, 7100, 7562, 7960, 9950, 10792, 13490, 14129, 14200, 15124, 18905, 19900, 26980, 28258, 30248, 33725, 37810, 39800, 53960, 56516, 67450, 70645, 75620, 94525, 113032, 134900, 141290, 151240, 189050, 268451, 269800, 282580, 353225, 378100, 536902, 565160, 706450, 756200, 1073804, 1342255, 1412900, 2147608, 2684510, 2825800, 5369020, 6711275, 10738040, 13422550, 26845100, 53690200]

約数ペア:

[(1, 53690200), (2, 26845100), (4, 13422550), (5, 10738040), (8, 6711275), (10, 5369020), (19, 2825800), (20, 2684510), (25, 2147608), (38, 1412900), (40, 1342255), (50, 1073804), (71, 756200), (76, 706450), (95, 565160), (100, 536902), (142, 378100), (152, 353225), (190, 282580), (199, 269800), (200, 268451), (284, 189050), (355, 151240), (380, 141290), (398, 134900), (475, 113032), (568, 94525), (710, 75620), (760, 70645), (796, 67450), (950, 56516), (995, 53960), (1349, 39800), (1420, 37810), (1592, 33725), (1775, 30248), (1900, 28258), (1990, 26980), (2698, 19900), (2840, 18905), (3550, 15124), (3781, 14200), (3800, 14129), (3980, 13490), (4975, 10792), (5396, 9950), (6745, 7960), (7100, 7562)]