61526385

素因数分解:

$3^5\times 5^1\times {\mathrm{79}}^1\times {\mathrm{641}}^1$

素因数の和:740

約数の個数: 48

約数和(自身を含む): 112170240

約数和(自身を除く): 50643855

約数列:

[1, 3, 5, 9, 15, 27, 45, 79, 81, 135, 237, 243, 395, 405, 641, 711, 1185, 1215, 1923, 2133, 3205, 3555, 5769, 6399, 9615, 10665, 17307, 19197, 28845, 31995, 50639, 51921, 86535, 95985, 151917, 155763, 253195, 259605, 455751, 759585, 778815, 1367253, 2278755, 4101759, 6836265, 12305277, 20508795, 61526385]

約数ペア:

[(1, 61526385), (3, 20508795), (5, 12305277), (9, 6836265), (15, 4101759), (27, 2278755), (45, 1367253), (79, 778815), (81, 759585), (135, 455751), (237, 259605), (243, 253195), (395, 155763), (405, 151917), (641, 95985), (711, 86535), (1185, 51921), (1215, 50639), (1923, 31995), (2133, 28845), (3205, 19197), (3555, 17307), (5769, 10665), (6399, 9615)]