64820210

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1$

素因数の和:232

約数の個数: 128

約数和(自身を含む): 158699520

約数和(自身を除く): 93879310

約数列:

[1, 2, 5, 7, 10, 13, 14, 19, 23, 26, 35, 38, 46, 65, 70, 91, 95, 115, 130, 133, 161, 163, 182, 190, 230, 247, 266, 299, 322, 326, 437, 455, 494, 598, 665, 805, 815, 874, 910, 1141, 1235, 1330, 1495, 1610, 1630, 1729, 2093, 2119, 2185, 2282, 2470, 2990, 3059, 3097, 3458, 3749, 4186, 4238, 4370, 5681, 5705, 6118, 6194, 7498, 8645, 10465, 10595, 11362, 11410, 14833, 15295, 15485, 17290, 18745, 20930, 21190, 21679, 26243, 28405, 29666, 30590, 30970, 37490, 39767, 40261, 43358, 48737, 52486, 56810, 71231, 74165, 79534, 80522, 97474, 108395, 131215, 142462, 148330, 198835, 201305, 216790, 243685, 262430, 281827, 341159, 356155, 397670, 402610, 487370, 498617, 563654, 682318, 712310, 926003, 997234, 1409135, 1705795, 1852006, 2493085, 2818270, 3411590, 4630015, 4986170, 6482021, 9260030, 12964042, 32410105, 64820210]

約数ペア:

[(1, 64820210), (2, 32410105), (5, 12964042), (7, 9260030), (10, 6482021), (13, 4986170), (14, 4630015), (19, 3411590), (23, 2818270), (26, 2493085), (35, 1852006), (38, 1705795), (46, 1409135), (65, 997234), (70, 926003), (91, 712310), (95, 682318), (115, 563654), (130, 498617), (133, 487370), (161, 402610), (163, 397670), (182, 356155), (190, 341159), (230, 281827), (247, 262430), (266, 243685), (299, 216790), (322, 201305), (326, 198835), (437, 148330), (455, 142462), (494, 131215), (598, 108395), (665, 97474), (805, 80522), (815, 79534), (874, 74165), (910, 71231), (1141, 56810), (1235, 52486), (1330, 48737), (1495, 43358), (1610, 40261), (1630, 39767), (1729, 37490), (2093, 30970), (2119, 30590), (2185, 29666), (2282, 28405), (2470, 26243), (2990, 21679), (3059, 21190), (3097, 20930), (3458, 18745), (3749, 17290), (4186, 15485), (4238, 15295), (4370, 14833), (5681, 11410), (5705, 11362), (6118, 10595), (6194, 10465), (7498, 8645)]