966796780

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^2\times {\mathrm{229}}^1\times {\mathrm{251}}^1$

素因数の和:547

約数の個数: 72

約数和(自身を含む): 2120292720

約数和(自身を除く): 1153495940

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 229, 251, 290, 458, 502, 580, 841, 916, 1004, 1145, 1255, 1682, 2290, 2510, 3364, 4205, 4580, 5020, 6641, 7279, 8410, 13282, 14558, 16820, 26564, 29116, 33205, 36395, 57479, 66410, 72790, 114958, 132820, 145580, 192589, 211091, 229916, 287395, 385178, 422182, 574790, 770356, 844364, 962945, 1055455, 1149580, 1666891, 1925890, 2110910, 3333782, 3851780, 4221820, 6667564, 8334455, 16668910, 33337820, 48339839, 96679678, 193359356, 241699195, 483398390, 966796780]

約数ペア:

[(1, 966796780), (2, 483398390), (4, 241699195), (5, 193359356), (10, 96679678), (20, 48339839), (29, 33337820), (58, 16668910), (116, 8334455), (145, 6667564), (229, 4221820), (251, 3851780), (290, 3333782), (458, 2110910), (502, 1925890), (580, 1666891), (841, 1149580), (916, 1055455), (1004, 962945), (1145, 844364), (1255, 770356), (1682, 574790), (2290, 422182), (2510, 385178), (3364, 287395), (4205, 229916), (4580, 211091), (5020, 192589), (6641, 145580), (7279, 132820), (8410, 114958), (13282, 72790), (14558, 66410), (16820, 57479), (26564, 36395), (29116, 33205)]