89438985

素因数分解:

$3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{197}}^1$

素因数の和:292

約数の個数: 80

約数和(自身を含む): 172497600

約数和(自身を除く): 83058615

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 59, 81, 95, 135, 171, 177, 197, 285, 295, 405, 513, 531, 591, 855, 885, 985, 1121, 1539, 1593, 1773, 2565, 2655, 2955, 3363, 3743, 4779, 5319, 5605, 7695, 7965, 8865, 10089, 11229, 11623, 15957, 16815, 18715, 23895, 26595, 30267, 33687, 34869, 50445, 56145, 58115, 79785, 90801, 101061, 104607, 151335, 168435, 174345, 220837, 303183, 313821, 454005, 505305, 523035, 662511, 941463, 1104185, 1515915, 1569105, 1987533, 3312555, 4707315, 5962599, 9937665, 17887797, 29812995, 89438985]

約数ペア:

[(1, 89438985), (3, 29812995), (5, 17887797), (9, 9937665), (15, 5962599), (19, 4707315), (27, 3312555), (45, 1987533), (57, 1569105), (59, 1515915), (81, 1104185), (95, 941463), (135, 662511), (171, 523035), (177, 505305), (197, 454005), (285, 313821), (295, 303183), (405, 220837), (513, 174345), (531, 168435), (591, 151335), (855, 104607), (885, 101061), (985, 90801), (1121, 79785), (1539, 58115), (1593, 56145), (1773, 50445), (2565, 34869), (2655, 33687), (2955, 30267), (3363, 26595), (3743, 23895), (4779, 18715), (5319, 16815), (5605, 15957), (7695, 11623), (7965, 11229), (8865, 10089)]