2564021785

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{163}}^1\times {\mathrm{271}}^1$

素因数の和:518

約数の個数: 64

約数和(自身を含む): 3597189120

約数和(自身を除く): 1033167335

約数列:

[1, 5, 13, 19, 47, 65, 95, 163, 235, 247, 271, 611, 815, 893, 1235, 1355, 2119, 3055, 3097, 3523, 4465, 5149, 7661, 10595, 11609, 12737, 15485, 17615, 25745, 38305, 40261, 44173, 58045, 63685, 66937, 99593, 145559, 165581, 201305, 220865, 242003, 334685, 497965, 574249, 727795, 827905, 839287, 1210015, 1892267, 2076131, 2871245, 3146039, 4196435, 9461335, 10380655, 10910731, 15730195, 26989703, 39446489, 54553655, 134948515, 197232445, 512804357, 2564021785]

約数ペア:

[(1, 2564021785), (5, 512804357), (13, 197232445), (19, 134948515), (47, 54553655), (65, 39446489), (95, 26989703), (163, 15730195), (235, 10910731), (247, 10380655), (271, 9461335), (611, 4196435), (815, 3146039), (893, 2871245), (1235, 2076131), (1355, 1892267), (2119, 1210015), (3055, 839287), (3097, 827905), (3523, 727795), (4465, 574249), (5149, 497965), (7661, 334685), (10595, 242003), (11609, 220865), (12737, 201305), (15485, 165581), (17615, 145559), (25745, 99593), (38305, 66937), (40261, 63685), (44173, 58045)]