20161325770

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{449}}^1\times {\mathrm{2311}}^1$

素因数の和:2863

約数の個数: 64

約数和(自身を含む): 38203488000

約数和(自身を除く): 18042162230

約数列:

[1, 2, 5, 10, 29, 58, 67, 134, 145, 290, 335, 449, 670, 898, 1943, 2245, 2311, 3886, 4490, 4622, 9715, 11555, 13021, 19430, 23110, 26042, 30083, 60166, 65105, 67019, 130210, 134038, 150415, 154837, 300830, 309674, 335095, 670190, 774185, 872407, 1037639, 1548370, 1744814, 2075278, 4362035, 4490273, 5188195, 8724070, 8980546, 10376390, 22451365, 30091531, 44902730, 60183062, 69521813, 139043626, 150457655, 300915310, 347609065, 695218130, 2016132577, 4032265154, 10080662885, 20161325770]

約数ペア:

[(1, 20161325770), (2, 10080662885), (5, 4032265154), (10, 2016132577), (29, 695218130), (58, 347609065), (67, 300915310), (134, 150457655), (145, 139043626), (290, 69521813), (335, 60183062), (449, 44902730), (670, 30091531), (898, 22451365), (1943, 10376390), (2245, 8980546), (2311, 8724070), (3886, 5188195), (4490, 4490273), (4622, 4362035), (9715, 2075278), (11555, 1744814), (13021, 1548370), (19430, 1037639), (23110, 872407), (26042, 774185), (30083, 670190), (60166, 335095), (65105, 309674), (67019, 300830), (130210, 154837), (134038, 150415)]