263574220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{1493}}^1$

素因数の和:1619

約数の個数: 96

約数和(自身を含む): 688722048

約数和(自身を除く): 425147828

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 97, 130, 140, 182, 194, 260, 364, 388, 455, 485, 679, 910, 970, 1261, 1358, 1493, 1820, 1940, 2522, 2716, 2986, 3395, 5044, 5972, 6305, 6790, 7465, 8827, 10451, 12610, 13580, 14930, 17654, 19409, 20902, 25220, 29860, 35308, 38818, 41804, 44135, 52255, 77636, 88270, 97045, 104510, 135863, 144821, 176540, 194090, 209020, 271726, 289642, 388180, 543452, 579284, 679315, 724105, 1013747, 1358630, 1448210, 1882673, 2027494, 2717260, 2896420, 3765346, 4054988, 5068735, 7530692, 9413365, 10137470, 13178711, 18826730, 20274940, 26357422, 37653460, 52714844, 65893555, 131787110, 263574220]

約数ペア:

[(1, 263574220), (2, 131787110), (4, 65893555), (5, 52714844), (7, 37653460), (10, 26357422), (13, 20274940), (14, 18826730), (20, 13178711), (26, 10137470), (28, 9413365), (35, 7530692), (52, 5068735), (65, 4054988), (70, 3765346), (91, 2896420), (97, 2717260), (130, 2027494), (140, 1882673), (182, 1448210), (194, 1358630), (260, 1013747), (364, 724105), (388, 679315), (455, 579284), (485, 543452), (679, 388180), (910, 289642), (970, 271726), (1261, 209020), (1358, 194090), (1493, 176540), (1820, 144821), (1940, 135863), (2522, 104510), (2716, 97045), (2986, 88270), (3395, 77636), (5044, 52255), (5972, 44135), (6305, 41804), (6790, 38818), (7465, 35308), (8827, 29860), (10451, 25220), (12610, 20902), (13580, 19409), (14930, 17654)]