66908270

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{659}}^1$

素因数の和:761

約数の個数: 64

約数和(自身を含む): 143700480

約数和(自身を除く): 76792210

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 71, 110, 130, 142, 143, 286, 355, 659, 710, 715, 781, 923, 1318, 1430, 1562, 1846, 3295, 3905, 4615, 6590, 7249, 7810, 8567, 9230, 10153, 14498, 17134, 20306, 36245, 42835, 46789, 50765, 72490, 85670, 93578, 94237, 101530, 188474, 233945, 467890, 471185, 514679, 608257, 942370, 1029358, 1216514, 2573395, 3041285, 5146790, 6082570, 6690827, 13381654, 33454135, 66908270]

約数ペア:

[(1, 66908270), (2, 33454135), (5, 13381654), (10, 6690827), (11, 6082570), (13, 5146790), (22, 3041285), (26, 2573395), (55, 1216514), (65, 1029358), (71, 942370), (110, 608257), (130, 514679), (142, 471185), (143, 467890), (286, 233945), (355, 188474), (659, 101530), (710, 94237), (715, 93578), (781, 85670), (923, 72490), (1318, 50765), (1430, 46789), (1562, 42835), (1846, 36245), (3295, 20306), (3905, 17134), (4615, 14498), (6590, 10153), (7249, 9230), (7810, 8567)]