64487995

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1$

素因数の和:196

約数の個数: 64

約数和(自身を含む): 98703360

約数和(自身を除く): 34215365

約数列:

[1, 5, 11, 13, 19, 47, 55, 65, 95, 101, 143, 209, 235, 247, 505, 517, 611, 715, 893, 1045, 1111, 1235, 1313, 1919, 2585, 2717, 3055, 4465, 4747, 5555, 6565, 6721, 9595, 9823, 11609, 13585, 14443, 21109, 23735, 24947, 33605, 49115, 52217, 58045, 61711, 72215, 90193, 105545, 124735, 127699, 261085, 274417, 308555, 450965, 638495, 678821, 992123, 1172509, 1372085, 3394105, 4960615, 5862545, 12897599, 64487995]

約数ペア:

[(1, 64487995), (5, 12897599), (11, 5862545), (13, 4960615), (19, 3394105), (47, 1372085), (55, 1172509), (65, 992123), (95, 678821), (101, 638495), (143, 450965), (209, 308555), (235, 274417), (247, 261085), (505, 127699), (517, 124735), (611, 105545), (715, 90193), (893, 72215), (1045, 61711), (1111, 58045), (1235, 52217), (1313, 49115), (1919, 33605), (2585, 24947), (2717, 23735), (3055, 21109), (4465, 14443), (4747, 13585), (5555, 11609), (6565, 9823), (6721, 9595)]