1297950160

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{317}}^1$

素因数の和:501

約数の個数: 160

約数和(自身を含む): 3391782912

約数和(自身を除く): 2093832752

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 40, 52, 62, 65, 80, 104, 124, 127, 130, 155, 208, 248, 254, 260, 310, 317, 403, 496, 508, 520, 620, 634, 635, 806, 1016, 1040, 1240, 1268, 1270, 1585, 1612, 1651, 2015, 2032, 2480, 2536, 2540, 3170, 3224, 3302, 3937, 4030, 4121, 5072, 5080, 6340, 6448, 6604, 7874, 8060, 8242, 8255, 9827, 10160, 12680, 13208, 15748, 16120, 16484, 16510, 19654, 19685, 20605, 25360, 26416, 31496, 32240, 32968, 33020, 39308, 39370, 40259, 41210, 49135, 51181, 62992, 65936, 66040, 78616, 78740, 80518, 82420, 98270, 102362, 127751, 132080, 157232, 157480, 161036, 164840, 196540, 201295, 204724, 255502, 255905, 314960, 322072, 329680, 393080, 402590, 409448, 511004, 511810, 523367, 638755, 644144, 786160, 805180, 818896, 1022008, 1023620, 1046734, 1248029, 1277510, 1610360, 2044016, 2047240, 2093468, 2496058, 2555020, 2616835, 3220720, 4094480, 4186936, 4992116, 5110040, 5233670, 6240145, 8373872, 9984232, 10220080, 10467340, 12480290, 16224377, 19968464, 20934680, 24960580, 32448754, 41869360, 49921160, 64897508, 81121885, 99842320, 129795016, 162243770, 259590032, 324487540, 648975080, 1297950160]

約数ペア:

[(1, 1297950160), (2, 648975080), (4, 324487540), (5, 259590032), (8, 162243770), (10, 129795016), (13, 99842320), (16, 81121885), (20, 64897508), (26, 49921160), (31, 41869360), (40, 32448754), (52, 24960580), (62, 20934680), (65, 19968464), (80, 16224377), (104, 12480290), (124, 10467340), (127, 10220080), (130, 9984232), (155, 8373872), (208, 6240145), (248, 5233670), (254, 5110040), (260, 4992116), (310, 4186936), (317, 4094480), (403, 3220720), (496, 2616835), (508, 2555020), (520, 2496058), (620, 2093468), (634, 2047240), (635, 2044016), (806, 1610360), (1016, 1277510), (1040, 1248029), (1240, 1046734), (1268, 1023620), (1270, 1022008), (1585, 818896), (1612, 805180), (1651, 786160), (2015, 644144), (2032, 638755), (2480, 523367), (2536, 511810), (2540, 511004), (3170, 409448), (3224, 402590), (3302, 393080), (3937, 329680), (4030, 322072), (4121, 314960), (5072, 255905), (5080, 255502), (6340, 204724), (6448, 201295), (6604, 196540), (7874, 164840), (8060, 161036), (8242, 157480), (8255, 157232), (9827, 132080), (10160, 127751), (12680, 102362), (13208, 98270), (15748, 82420), (16120, 80518), (16484, 78740), (16510, 78616), (19654, 66040), (19685, 65936), (20605, 62992), (25360, 51181), (26416, 49135), (31496, 41210), (32240, 40259), (32968, 39370), (33020, 39308)]