66777788

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{659}}^1$

素因数の和:735

約数の個数: 72

約数和(自身を含む): 151683840

約数和(自身を除く): 84906052

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 47, 49, 77, 94, 98, 154, 188, 196, 308, 329, 517, 539, 658, 659, 1034, 1078, 1316, 1318, 2068, 2156, 2303, 2636, 3619, 4606, 4613, 7238, 7249, 9212, 9226, 14476, 14498, 18452, 25333, 28996, 30973, 32291, 50666, 50743, 61946, 64582, 101332, 101486, 123892, 129164, 202972, 216811, 340703, 355201, 433622, 681406, 710402, 867244, 1362812, 1420804, 1517677, 2384921, 3035354, 4769842, 6070708, 9539684, 16694447, 33388894, 66777788]

約数ペア:

[(1, 66777788), (2, 33388894), (4, 16694447), (7, 9539684), (11, 6070708), (14, 4769842), (22, 3035354), (28, 2384921), (44, 1517677), (47, 1420804), (49, 1362812), (77, 867244), (94, 710402), (98, 681406), (154, 433622), (188, 355201), (196, 340703), (308, 216811), (329, 202972), (517, 129164), (539, 123892), (658, 101486), (659, 101332), (1034, 64582), (1078, 61946), (1316, 50743), (1318, 50666), (2068, 32291), (2156, 30973), (2303, 28996), (2636, 25333), (3619, 18452), (4606, 14498), (4613, 14476), (7238, 9226), (7249, 9212)]