27642825040

素因数分解:

$2^4\times 5^1\times {\mathrm{347}}^1\times {\mathrm{983}}^1\times {\mathrm{1013}}^1$

素因数の和:2356

約数の個数: 80

約数和(自身を含む): 64584044928

約数和(自身を除く): 36941219888

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 347, 694, 983, 1013, 1388, 1735, 1966, 2026, 2776, 3470, 3932, 4052, 4915, 5065, 5552, 6940, 7864, 8104, 9830, 10130, 13880, 15728, 16208, 19660, 20260, 27760, 39320, 40520, 78640, 81040, 341101, 351511, 682202, 703022, 995779, 1364404, 1406044, 1705505, 1757555, 1991558, 2728808, 2812088, 3411010, 3515110, 3983116, 4978895, 5457616, 5624176, 6822020, 7030220, 7966232, 9957790, 13644040, 14060440, 15932464, 19915580, 27288080, 28120880, 39831160, 79662320, 345535313, 691070626, 1382141252, 1727676565, 2764282504, 3455353130, 5528565008, 6910706260, 13821412520, 27642825040]

約数ペア:

[(1, 27642825040), (2, 13821412520), (4, 6910706260), (5, 5528565008), (8, 3455353130), (10, 2764282504), (16, 1727676565), (20, 1382141252), (40, 691070626), (80, 345535313), (347, 79662320), (694, 39831160), (983, 28120880), (1013, 27288080), (1388, 19915580), (1735, 15932464), (1966, 14060440), (2026, 13644040), (2776, 9957790), (3470, 7966232), (3932, 7030220), (4052, 6822020), (4915, 5624176), (5065, 5457616), (5552, 4978895), (6940, 3983116), (7864, 3515110), (8104, 3411010), (9830, 2812088), (10130, 2728808), (13880, 1991558), (15728, 1757555), (16208, 1705505), (19660, 1406044), (20260, 1364404), (27760, 995779), (39320, 703022), (40520, 682202), (78640, 351511), (81040, 341101)]