87907288

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{521}}^1$

素因数の和:688

約数の個数: 64

約数和(自身を含む): 198443520

約数和(自身を除く): 110536232

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 46, 56, 92, 131, 161, 184, 262, 322, 521, 524, 644, 917, 1042, 1048, 1288, 1834, 2084, 3013, 3647, 3668, 4168, 6026, 7294, 7336, 11983, 12052, 14588, 21091, 23966, 24104, 29176, 42182, 47932, 68251, 83881, 84364, 95864, 136502, 167762, 168728, 273004, 335524, 477757, 546008, 671048, 955514, 1569773, 1911028, 3139546, 3822056, 6279092, 10988411, 12558184, 21976822, 43953644, 87907288]

約数ペア:

[(1, 87907288), (2, 43953644), (4, 21976822), (7, 12558184), (8, 10988411), (14, 6279092), (23, 3822056), (28, 3139546), (46, 1911028), (56, 1569773), (92, 955514), (131, 671048), (161, 546008), (184, 477757), (262, 335524), (322, 273004), (521, 168728), (524, 167762), (644, 136502), (917, 95864), (1042, 84364), (1048, 83881), (1288, 68251), (1834, 47932), (2084, 42182), (3013, 29176), (3647, 24104), (3668, 23966), (4168, 21091), (6026, 14588), (7294, 12052), (7336, 11983)]