66745480

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2833}}^1$

素因数の和:2894

約数の個数: 64

約数和(自身を含む): 163238400

約数和(自身を除く): 96492920

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 31, 38, 40, 62, 76, 95, 124, 152, 155, 190, 248, 310, 380, 589, 620, 760, 1178, 1240, 2356, 2833, 2945, 4712, 5666, 5890, 11332, 11780, 14165, 22664, 23560, 28330, 53827, 56660, 87823, 107654, 113320, 175646, 215308, 269135, 351292, 430616, 439115, 538270, 702584, 878230, 1076540, 1668637, 1756460, 2153080, 3337274, 3512920, 6674548, 8343185, 13349096, 16686370, 33372740, 66745480]

約数ペア:

[(1, 66745480), (2, 33372740), (4, 16686370), (5, 13349096), (8, 8343185), (10, 6674548), (19, 3512920), (20, 3337274), (31, 2153080), (38, 1756460), (40, 1668637), (62, 1076540), (76, 878230), (95, 702584), (124, 538270), (152, 439115), (155, 430616), (190, 351292), (248, 269135), (310, 215308), (380, 175646), (589, 113320), (620, 107654), (760, 87823), (1178, 56660), (1240, 53827), (2356, 28330), (2833, 23560), (2945, 22664), (4712, 14165), (5666, 11780), (5890, 11332)]