45181880

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{439}}^1$

素因数の和:564

約数の個数: 64

約数和(自身を含む): 106444800

約数和(自身を除く): 61262920

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 83, 124, 155, 166, 248, 310, 332, 415, 439, 620, 664, 830, 878, 1240, 1660, 1756, 2195, 2573, 3320, 3512, 4390, 5146, 8780, 10292, 12865, 13609, 17560, 20584, 25730, 27218, 36437, 51460, 54436, 68045, 72874, 102920, 108872, 136090, 145748, 182185, 272180, 291496, 364370, 544360, 728740, 1129547, 1457480, 2259094, 4518188, 5647735, 9036376, 11295470, 22590940, 45181880]

約数ペア:

[(1, 45181880), (2, 22590940), (4, 11295470), (5, 9036376), (8, 5647735), (10, 4518188), (20, 2259094), (31, 1457480), (40, 1129547), (62, 728740), (83, 544360), (124, 364370), (155, 291496), (166, 272180), (248, 182185), (310, 145748), (332, 136090), (415, 108872), (439, 102920), (620, 72874), (664, 68045), (830, 54436), (878, 51460), (1240, 36437), (1660, 27218), (1756, 25730), (2195, 20584), (2573, 17560), (3320, 13609), (3512, 12865), (4390, 10292), (5146, 8780)]