49126870

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{157}}^1$

素因数の和:289

約数の個数: 64

約数和(自身を含む): 100336320

約数和(自身を除く): 51209450

約数列:

[1, 2, 5, 10, 13, 26, 29, 58, 65, 83, 130, 145, 157, 166, 290, 314, 377, 415, 754, 785, 830, 1079, 1570, 1885, 2041, 2158, 2407, 3770, 4082, 4553, 4814, 5395, 9106, 10205, 10790, 12035, 13031, 20410, 22765, 24070, 26062, 31291, 45530, 59189, 62582, 65155, 118378, 130310, 156455, 169403, 295945, 312910, 338806, 377899, 591890, 755798, 847015, 1694030, 1889495, 3778990, 4912687, 9825374, 24563435, 49126870]

約数ペア:

[(1, 49126870), (2, 24563435), (5, 9825374), (10, 4912687), (13, 3778990), (26, 1889495), (29, 1694030), (58, 847015), (65, 755798), (83, 591890), (130, 377899), (145, 338806), (157, 312910), (166, 295945), (290, 169403), (314, 156455), (377, 130310), (415, 118378), (754, 65155), (785, 62582), (830, 59189), (1079, 45530), (1570, 31291), (1885, 26062), (2041, 24070), (2158, 22765), (2407, 20410), (3770, 13031), (4082, 12035), (4553, 10790), (4814, 10205), (5395, 9106)]