142904025

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{181}}^1$

素因数の和:248

約数の個数: 108

約数和(自身を含む): 292650540

約数和(自身を除く): 149746515

約数列:

[1, 3, 5, 9, 11, 15, 25, 29, 33, 45, 55, 75, 87, 99, 121, 145, 165, 181, 225, 261, 275, 319, 363, 435, 495, 543, 605, 725, 825, 905, 957, 1089, 1305, 1595, 1629, 1815, 1991, 2175, 2475, 2715, 2871, 3025, 3509, 4525, 4785, 5249, 5445, 5973, 6525, 7975, 8145, 9075, 9955, 10527, 13575, 14355, 15747, 17545, 17919, 21901, 23925, 26245, 27225, 29865, 31581, 40725, 47241, 49775, 52635, 57739, 65703, 71775, 78735, 87725, 89595, 109505, 131225, 149325, 157905, 173217, 197109, 236205, 263175, 288695, 328515, 393675, 447975, 519651, 547525, 635129, 789525, 866085, 985545, 1181025, 1443475, 1642575, 1905387, 2598255, 3175645, 4330425, 4927725, 5716161, 9526935, 12991275, 15878225, 28580805, 47634675, 142904025]

約数ペア:

[(1, 142904025), (3, 47634675), (5, 28580805), (9, 15878225), (11, 12991275), (15, 9526935), (25, 5716161), (29, 4927725), (33, 4330425), (45, 3175645), (55, 2598255), (75, 1905387), (87, 1642575), (99, 1443475), (121, 1181025), (145, 985545), (165, 866085), (181, 789525), (225, 635129), (261, 547525), (275, 519651), (319, 447975), (363, 393675), (435, 328515), (495, 288695), (543, 263175), (605, 236205), (725, 197109), (825, 173217), (905, 157905), (957, 149325), (1089, 131225), (1305, 109505), (1595, 89595), (1629, 87725), (1815, 78735), (1991, 71775), (2175, 65703), (2475, 57739), (2715, 52635), (2871, 49775), (3025, 47241), (3509, 40725), (4525, 31581), (4785, 29865), (5249, 27225), (5445, 26245), (5973, 23925), (6525, 21901), (7975, 17919), (8145, 17545), (9075, 15747), (9955, 14355), (10527, 13575)]