52678210

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{157}}^1$

素因数の和:295

約数の個数: 64

約数和(自身を含む): 107503200

約数和(自身を除く): 54824990

約数列:

[1, 2, 5, 10, 13, 26, 29, 58, 65, 89, 130, 145, 157, 178, 290, 314, 377, 445, 754, 785, 890, 1157, 1570, 1885, 2041, 2314, 2581, 3770, 4082, 4553, 5162, 5785, 9106, 10205, 11570, 12905, 13973, 20410, 22765, 25810, 27946, 33553, 45530, 59189, 67106, 69865, 118378, 139730, 167765, 181649, 295945, 335530, 363298, 405217, 591890, 810434, 908245, 1816490, 2026085, 4052170, 5267821, 10535642, 26339105, 52678210]

約数ペア:

[(1, 52678210), (2, 26339105), (5, 10535642), (10, 5267821), (13, 4052170), (26, 2026085), (29, 1816490), (58, 908245), (65, 810434), (89, 591890), (130, 405217), (145, 363298), (157, 335530), (178, 295945), (290, 181649), (314, 167765), (377, 139730), (445, 118378), (754, 69865), (785, 67106), (890, 59189), (1157, 45530), (1570, 33553), (1885, 27946), (2041, 25810), (2314, 22765), (2581, 20410), (3770, 13973), (4082, 12905), (4553, 11570), (5162, 10205), (5785, 9106)]