8556548080

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1\times {\mathrm{347}}^1$

素因数の和:615

約数の個数: 160

約数和(自身を含む): 21060937728

約数和(自身を除く): 12504389648

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 61, 62, 80, 122, 124, 155, 163, 244, 248, 305, 310, 326, 347, 488, 496, 610, 620, 652, 694, 815, 976, 1220, 1240, 1304, 1388, 1630, 1735, 1891, 2440, 2480, 2608, 2776, 3260, 3470, 3782, 4880, 5053, 5552, 6520, 6940, 7564, 9455, 9943, 10106, 10757, 13040, 13880, 15128, 18910, 19886, 20212, 21167, 21514, 25265, 27760, 30256, 37820, 39772, 40424, 42334, 43028, 49715, 50530, 53785, 56561, 75640, 79544, 80848, 84668, 86056, 99430, 101060, 105835, 107570, 113122, 151280, 159088, 169336, 172112, 198860, 202120, 211670, 215140, 226244, 282805, 308233, 338672, 397720, 404240, 423340, 430280, 452488, 565610, 616466, 656177, 795440, 846680, 860560, 904976, 1131220, 1232932, 1312354, 1541165, 1693360, 1753391, 2262440, 2465864, 2624708, 3082330, 3280885, 3450221, 3506782, 4524880, 4931728, 5249416, 6164660, 6561770, 6900442, 7013564, 8766955, 10498832, 12329320, 13123540, 13800884, 14027128, 17251105, 17533910, 24658640, 26247080, 27601768, 28054256, 34502210, 35067820, 52494160, 55203536, 69004420, 70135640, 106956851, 138008840, 140271280, 213913702, 276017680, 427827404, 534784255, 855654808, 1069568510, 1711309616, 2139137020, 4278274040, 8556548080]

約数ペア:

[(1, 8556548080), (2, 4278274040), (4, 2139137020), (5, 1711309616), (8, 1069568510), (10, 855654808), (16, 534784255), (20, 427827404), (31, 276017680), (40, 213913702), (61, 140271280), (62, 138008840), (80, 106956851), (122, 70135640), (124, 69004420), (155, 55203536), (163, 52494160), (244, 35067820), (248, 34502210), (305, 28054256), (310, 27601768), (326, 26247080), (347, 24658640), (488, 17533910), (496, 17251105), (610, 14027128), (620, 13800884), (652, 13123540), (694, 12329320), (815, 10498832), (976, 8766955), (1220, 7013564), (1240, 6900442), (1304, 6561770), (1388, 6164660), (1630, 5249416), (1735, 4931728), (1891, 4524880), (2440, 3506782), (2480, 3450221), (2608, 3280885), (2776, 3082330), (3260, 2624708), (3470, 2465864), (3782, 2262440), (4880, 1753391), (5053, 1693360), (5552, 1541165), (6520, 1312354), (6940, 1232932), (7564, 1131220), (9455, 904976), (9943, 860560), (10106, 846680), (10757, 795440), (13040, 656177), (13880, 616466), (15128, 565610), (18910, 452488), (19886, 430280), (20212, 423340), (21167, 404240), (21514, 397720), (25265, 338672), (27760, 308233), (30256, 282805), (37820, 226244), (39772, 215140), (40424, 211670), (42334, 202120), (43028, 198860), (49715, 172112), (50530, 169336), (53785, 159088), (56561, 151280), (75640, 113122), (79544, 107570), (80848, 105835), (84668, 101060), (86056, 99430)]