518990290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{563}}^1\times {\mathrm{1013}}^1$

素因数の和:1603

約数の個数: 64

約数和(自身を含む): 1152942336

約数和(自身を除く): 633952046

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 563, 910, 1013, 1126, 2026, 2815, 3941, 5065, 5630, 7091, 7319, 7882, 10130, 13169, 14182, 14638, 19705, 26338, 35455, 36595, 39410, 51233, 65845, 70910, 73190, 92183, 102466, 131690, 184366, 256165, 460915, 512330, 570319, 921830, 1140638, 2851595, 3992233, 5703190, 7414147, 7984466, 14828294, 19961165, 37070735, 39922330, 51899029, 74141470, 103798058, 259495145, 518990290]

約数ペア:

[(1, 518990290), (2, 259495145), (5, 103798058), (7, 74141470), (10, 51899029), (13, 39922330), (14, 37070735), (26, 19961165), (35, 14828294), (65, 7984466), (70, 7414147), (91, 5703190), (130, 3992233), (182, 2851595), (455, 1140638), (563, 921830), (910, 570319), (1013, 512330), (1126, 460915), (2026, 256165), (2815, 184366), (3941, 131690), (5065, 102466), (5630, 92183), (7091, 73190), (7319, 70910), (7882, 65845), (10130, 51233), (13169, 39410), (14182, 36595), (14638, 35455), (19705, 26338)]