64381644

素因数分解:

$2^2\times 3^2\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{823}}^1$

素因数の和:927

約数の個数: 72

約数和(自身を含む): 170063712

約数和(自身を除く): 105682068

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 41, 53, 82, 106, 123, 159, 164, 212, 246, 318, 369, 477, 492, 636, 738, 823, 954, 1476, 1646, 1908, 2173, 2469, 3292, 4346, 4938, 6519, 7407, 8692, 9876, 13038, 14814, 19557, 26076, 29628, 33743, 39114, 43619, 67486, 78228, 87238, 101229, 130857, 134972, 174476, 202458, 261714, 303687, 392571, 404916, 523428, 607374, 785142, 1214748, 1570284, 1788379, 3576758, 5365137, 7153516, 10730274, 16095411, 21460548, 32190822, 64381644]

約数ペア:

[(1, 64381644), (2, 32190822), (3, 21460548), (4, 16095411), (6, 10730274), (9, 7153516), (12, 5365137), (18, 3576758), (36, 1788379), (41, 1570284), (53, 1214748), (82, 785142), (106, 607374), (123, 523428), (159, 404916), (164, 392571), (212, 303687), (246, 261714), (318, 202458), (369, 174476), (477, 134972), (492, 130857), (636, 101229), (738, 87238), (823, 78228), (954, 67486), (1476, 43619), (1646, 39114), (1908, 33743), (2173, 29628), (2469, 26076), (3292, 19557), (4346, 14814), (4938, 13038), (6519, 9876), (7407, 8692)]