209156713910

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{1429}}^1\times {\mathrm{8963}}^1$

素因数の和:10493

約数の個数: 64

約数和(自身を含む): 398707246080

約数和(自身を除く): 189550532170

約数列:

[1, 2, 5, 10, 23, 46, 71, 115, 142, 230, 355, 710, 1429, 1633, 2858, 3266, 7145, 8165, 8963, 14290, 16330, 17926, 32867, 44815, 65734, 89630, 101459, 164335, 202918, 206149, 328670, 412298, 507295, 636373, 1014590, 1030745, 1272746, 2061490, 2333557, 3181865, 4667114, 6363730, 11667785, 12808127, 14636579, 23335570, 25616254, 29273158, 64040635, 73182895, 128081270, 146365790, 294586921, 589173842, 909377017, 1472934605, 1818754034, 2945869210, 4546885085, 9093770170, 20915671391, 41831342782, 104578356955, 209156713910]

約数ペア:

[(1, 209156713910), (2, 104578356955), (5, 41831342782), (10, 20915671391), (23, 9093770170), (46, 4546885085), (71, 2945869210), (115, 1818754034), (142, 1472934605), (230, 909377017), (355, 589173842), (710, 294586921), (1429, 146365790), (1633, 128081270), (2858, 73182895), (3266, 64040635), (7145, 29273158), (8165, 25616254), (8963, 23335570), (14290, 14636579), (16330, 12808127), (17926, 11667785), (32867, 6363730), (44815, 4667114), (65734, 3181865), (89630, 2333557), (101459, 2061490), (164335, 1272746), (202918, 1030745), (206149, 1014590), (328670, 636373), (412298, 507295)]