202720005

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{5011}}^1$

素因数の和:5082

約数の個数: 48

約数和(自身を含む): 375298560

約数和(自身を除く): 172578555

約数列:

[1, 3, 5, 9, 15, 29, 31, 45, 87, 93, 145, 155, 261, 279, 435, 465, 899, 1305, 1395, 2697, 4495, 5011, 8091, 13485, 15033, 25055, 40455, 45099, 75165, 145319, 155341, 225495, 435957, 466023, 726595, 776705, 1307871, 1398069, 2179785, 2330115, 4504889, 6539355, 6990345, 13514667, 22524445, 40544001, 67573335, 202720005]

約数ペア:

[(1, 202720005), (3, 67573335), (5, 40544001), (9, 22524445), (15, 13514667), (29, 6990345), (31, 6539355), (45, 4504889), (87, 2330115), (93, 2179785), (145, 1398069), (155, 1307871), (261, 776705), (279, 726595), (435, 466023), (465, 435957), (899, 225495), (1305, 155341), (1395, 145319), (2697, 75165), (4495, 45099), (5011, 40455), (8091, 25055), (13485, 15033)]