665110160

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1237}}^1$

素因数の和:1321

約数の個数: 160

約数和(自身を含む): 1856881152

約数和(自身を除く): 1191770992

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 40, 44, 47, 52, 55, 65, 80, 88, 94, 104, 110, 130, 143, 176, 188, 208, 220, 235, 260, 286, 376, 440, 470, 517, 520, 572, 611, 715, 752, 880, 940, 1034, 1040, 1144, 1222, 1237, 1430, 1880, 2068, 2288, 2444, 2474, 2585, 2860, 3055, 3760, 4136, 4888, 4948, 5170, 5720, 6110, 6185, 6721, 8272, 9776, 9896, 10340, 11440, 12220, 12370, 13442, 13607, 16081, 19792, 20680, 24440, 24740, 26884, 27214, 32162, 33605, 41360, 48880, 49480, 53768, 54428, 58139, 64324, 67210, 68035, 80405, 98960, 107536, 108856, 116278, 128648, 134420, 136070, 160810, 176891, 217712, 232556, 257296, 268840, 272140, 290695, 321620, 353782, 465112, 537680, 544280, 581390, 639529, 643240, 707564, 755807, 884455, 930224, 1088560, 1162780, 1279058, 1286480, 1415128, 1511614, 1768910, 2325560, 2558116, 2830256, 3023228, 3197645, 3537820, 3779035, 4651120, 5116232, 6046456, 6395290, 7075640, 7558070, 8313877, 10232464, 12092912, 12790580, 14151280, 15116140, 16627754, 25581160, 30232280, 33255508, 41569385, 51162320, 60464560, 66511016, 83138770, 133022032, 166277540, 332555080, 665110160]

約数ペア:

[(1, 665110160), (2, 332555080), (4, 166277540), (5, 133022032), (8, 83138770), (10, 66511016), (11, 60464560), (13, 51162320), (16, 41569385), (20, 33255508), (22, 30232280), (26, 25581160), (40, 16627754), (44, 15116140), (47, 14151280), (52, 12790580), (55, 12092912), (65, 10232464), (80, 8313877), (88, 7558070), (94, 7075640), (104, 6395290), (110, 6046456), (130, 5116232), (143, 4651120), (176, 3779035), (188, 3537820), (208, 3197645), (220, 3023228), (235, 2830256), (260, 2558116), (286, 2325560), (376, 1768910), (440, 1511614), (470, 1415128), (517, 1286480), (520, 1279058), (572, 1162780), (611, 1088560), (715, 930224), (752, 884455), (880, 755807), (940, 707564), (1034, 643240), (1040, 639529), (1144, 581390), (1222, 544280), (1237, 537680), (1430, 465112), (1880, 353782), (2068, 321620), (2288, 290695), (2444, 272140), (2474, 268840), (2585, 257296), (2860, 232556), (3055, 217712), (3760, 176891), (4136, 160810), (4888, 136070), (4948, 134420), (5170, 128648), (5720, 116278), (6110, 108856), (6185, 107536), (6721, 98960), (8272, 80405), (9776, 68035), (9896, 67210), (10340, 64324), (11440, 58139), (12220, 54428), (12370, 53768), (13442, 49480), (13607, 48880), (16081, 41360), (19792, 33605), (20680, 32162), (24440, 27214), (24740, 26884)]