26885560

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{347}}^1$

素因数の和:520

約数の個数: 64

約数和(自身を含む): 65772000

約数和(自身を除く): 38886440

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 149, 260, 298, 347, 520, 596, 694, 745, 1192, 1388, 1490, 1735, 1937, 2776, 2980, 3470, 3874, 4511, 5960, 6940, 7748, 9022, 9685, 13880, 15496, 18044, 19370, 22555, 36088, 38740, 45110, 51703, 77480, 90220, 103406, 180440, 206812, 258515, 413624, 517030, 672139, 1034060, 1344278, 2068120, 2688556, 3360695, 5377112, 6721390, 13442780, 26885560]

約数ペア:

[(1, 26885560), (2, 13442780), (4, 6721390), (5, 5377112), (8, 3360695), (10, 2688556), (13, 2068120), (20, 1344278), (26, 1034060), (40, 672139), (52, 517030), (65, 413624), (104, 258515), (130, 206812), (149, 180440), (260, 103406), (298, 90220), (347, 77480), (520, 51703), (596, 45110), (694, 38740), (745, 36088), (1192, 22555), (1388, 19370), (1490, 18044), (1735, 15496), (1937, 13880), (2776, 9685), (2980, 9022), (3470, 7748), (3874, 6940), (4511, 5960)]