16520142095

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{157}}^1\times {\mathrm{163}}^1$

素因数の和:480

約数の個数: 64

約数和(自身を含む): 21313345536

約数和(自身を除く): 4793203441

約数列:

[1, 5, 41, 47, 67, 157, 163, 205, 235, 335, 785, 815, 1927, 2747, 3149, 6437, 6683, 7379, 7661, 9635, 10519, 10921, 13735, 15745, 25591, 32185, 33415, 36895, 38305, 52595, 54605, 127955, 129109, 302539, 314101, 431279, 447761, 494393, 513287, 645545, 1049231, 1202777, 1512695, 1570505, 1714597, 2156395, 2238805, 2471965, 2566435, 5246155, 6013885, 8572985, 20270113, 21044767, 49313857, 70298477, 80586059, 101350565, 105223835, 246569285, 351492385, 402930295, 3304028419, 16520142095]

約数ペア:

[(1, 16520142095), (5, 3304028419), (41, 402930295), (47, 351492385), (67, 246569285), (157, 105223835), (163, 101350565), (205, 80586059), (235, 70298477), (335, 49313857), (785, 21044767), (815, 20270113), (1927, 8572985), (2747, 6013885), (3149, 5246155), (6437, 2566435), (6683, 2471965), (7379, 2238805), (7661, 2156395), (9635, 1714597), (10519, 1570505), (10921, 1512695), (13735, 1202777), (15745, 1049231), (25591, 645545), (32185, 513287), (33415, 494393), (36895, 447761), (38305, 431279), (52595, 314101), (54605, 302539), (127955, 129109)]