54405170

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1$

素因数の和:243

約数の個数: 64

約数和(自身を含む): 108345600

約数和(自身を除く): 53940430

約数列:

[1, 2, 5, 10, 19, 37, 38, 71, 74, 95, 109, 142, 185, 190, 218, 355, 370, 545, 703, 710, 1090, 1349, 1406, 2071, 2627, 2698, 3515, 4033, 4142, 5254, 6745, 7030, 7739, 8066, 10355, 13135, 13490, 15478, 20165, 20710, 26270, 38695, 40330, 49913, 76627, 77390, 99826, 147041, 153254, 249565, 286343, 294082, 383135, 499130, 572686, 735205, 766270, 1431715, 1470410, 2863430, 5440517, 10881034, 27202585, 54405170]

約数ペア:

[(1, 54405170), (2, 27202585), (5, 10881034), (10, 5440517), (19, 2863430), (37, 1470410), (38, 1431715), (71, 766270), (74, 735205), (95, 572686), (109, 499130), (142, 383135), (185, 294082), (190, 286343), (218, 249565), (355, 153254), (370, 147041), (545, 99826), (703, 77390), (710, 76627), (1090, 49913), (1349, 40330), (1406, 38695), (2071, 26270), (2627, 20710), (2698, 20165), (3515, 15478), (4033, 13490), (4142, 13135), (5254, 10355), (6745, 8066), (7030, 7739)]