79954280

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{19}}^2\times {\mathrm{113}}^1$

素因数の和:176

約数の個数: 144

約数和(自身を含む): 222816420

約数和(自身を除く): 142862140

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 49, 56, 70, 76, 95, 98, 113, 133, 140, 152, 190, 196, 226, 245, 266, 280, 361, 380, 392, 452, 490, 532, 565, 665, 722, 760, 791, 904, 931, 980, 1064, 1130, 1330, 1444, 1582, 1805, 1862, 1960, 2147, 2260, 2527, 2660, 2888, 3164, 3610, 3724, 3955, 4294, 4520, 4655, 5054, 5320, 5537, 6328, 7220, 7448, 7910, 8588, 9310, 10108, 10735, 11074, 12635, 14440, 15029, 15820, 17176, 17689, 18620, 20216, 21470, 22148, 25270, 27685, 30058, 31640, 35378, 37240, 40793, 42940, 44296, 50540, 55370, 60116, 70756, 75145, 81586, 85880, 88445, 101080, 105203, 110740, 120232, 141512, 150290, 163172, 176890, 203965, 210406, 221480, 285551, 300580, 326344, 353780, 407930, 420812, 526015, 571102, 601160, 707560, 815860, 841624, 1052030, 1142204, 1427755, 1631720, 1998857, 2104060, 2284408, 2855510, 3997714, 4208120, 5711020, 7995428, 9994285, 11422040, 15990856, 19988570, 39977140, 79954280]

約数ペア:

[(1, 79954280), (2, 39977140), (4, 19988570), (5, 15990856), (7, 11422040), (8, 9994285), (10, 7995428), (14, 5711020), (19, 4208120), (20, 3997714), (28, 2855510), (35, 2284408), (38, 2104060), (40, 1998857), (49, 1631720), (56, 1427755), (70, 1142204), (76, 1052030), (95, 841624), (98, 815860), (113, 707560), (133, 601160), (140, 571102), (152, 526015), (190, 420812), (196, 407930), (226, 353780), (245, 326344), (266, 300580), (280, 285551), (361, 221480), (380, 210406), (392, 203965), (452, 176890), (490, 163172), (532, 150290), (565, 141512), (665, 120232), (722, 110740), (760, 105203), (791, 101080), (904, 88445), (931, 85880), (980, 81586), (1064, 75145), (1130, 70756), (1330, 60116), (1444, 55370), (1582, 50540), (1805, 44296), (1862, 42940), (1960, 40793), (2147, 37240), (2260, 35378), (2527, 31640), (2660, 30058), (2888, 27685), (3164, 25270), (3610, 22148), (3724, 21470), (3955, 20216), (4294, 18620), (4520, 17689), (4655, 17176), (5054, 15820), (5320, 15029), (5537, 14440), (6328, 12635), (7220, 11074), (7448, 10735), (7910, 10108), (8588, 9310)]