49456160

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{59}}^1$

素因数の和:131

約数の個数: 144

約数和(自身を含む): 132814080

約数和(自身を除く): 83357920

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 59, 62, 65, 80, 104, 118, 124, 130, 155, 160, 169, 208, 236, 248, 260, 295, 310, 338, 403, 416, 472, 496, 520, 590, 620, 676, 767, 806, 845, 944, 992, 1040, 1180, 1240, 1352, 1534, 1612, 1690, 1829, 1888, 2015, 2080, 2360, 2480, 2704, 3068, 3224, 3380, 3658, 3835, 4030, 4720, 4960, 5239, 5408, 6136, 6448, 6760, 7316, 7670, 8060, 9145, 9440, 9971, 10478, 12272, 12896, 13520, 14632, 15340, 16120, 18290, 19942, 20956, 23777, 24544, 26195, 27040, 29264, 30680, 32240, 36580, 39884, 41912, 47554, 49855, 52390, 58528, 61360, 64480, 73160, 79768, 83824, 95108, 99710, 104780, 118885, 122720, 146320, 159536, 167648, 190216, 199420, 209560, 237770, 292640, 309101, 319072, 380432, 398840, 419120, 475540, 618202, 760864, 797680, 838240, 951080, 1236404, 1545505, 1595360, 1902160, 2472808, 3091010, 3804320, 4945616, 6182020, 9891232, 12364040, 24728080, 49456160]

約数ペア:

[(1, 49456160), (2, 24728080), (4, 12364040), (5, 9891232), (8, 6182020), (10, 4945616), (13, 3804320), (16, 3091010), (20, 2472808), (26, 1902160), (31, 1595360), (32, 1545505), (40, 1236404), (52, 951080), (59, 838240), (62, 797680), (65, 760864), (80, 618202), (104, 475540), (118, 419120), (124, 398840), (130, 380432), (155, 319072), (160, 309101), (169, 292640), (208, 237770), (236, 209560), (248, 199420), (260, 190216), (295, 167648), (310, 159536), (338, 146320), (403, 122720), (416, 118885), (472, 104780), (496, 99710), (520, 95108), (590, 83824), (620, 79768), (676, 73160), (767, 64480), (806, 61360), (845, 58528), (944, 52390), (992, 49855), (1040, 47554), (1180, 41912), (1240, 39884), (1352, 36580), (1534, 32240), (1612, 30680), (1690, 29264), (1829, 27040), (1888, 26195), (2015, 24544), (2080, 23777), (2360, 20956), (2480, 19942), (2704, 18290), (3068, 16120), (3224, 15340), (3380, 14632), (3658, 13520), (3835, 12896), (4030, 12272), (4720, 10478), (4960, 9971), (5239, 9440), (5408, 9145), (6136, 8060), (6448, 7670), (6760, 7316)]