31397053670

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1997}}^1\times {\mathrm{4021}}^1$

素因数の和:6065

約数の個数: 64

約数和(自身を含む): 62487593856

約数和(自身を除く): 31090540186

約数列:

[1, 2, 5, 10, 17, 23, 34, 46, 85, 115, 170, 230, 391, 782, 1955, 1997, 3910, 3994, 4021, 8042, 9985, 19970, 20105, 33949, 40210, 45931, 67898, 68357, 91862, 92483, 136714, 169745, 184966, 229655, 339490, 341785, 459310, 462415, 683570, 780827, 924830, 1561654, 1572211, 3144422, 3904135, 7808270, 7861055, 8029937, 15722110, 16059874, 40149685, 80299370, 136508929, 184688551, 273017858, 369377102, 682544645, 923442755, 1365089290, 1846885510, 3139705367, 6279410734, 15698526835, 31397053670]

約数ペア:

[(1, 31397053670), (2, 15698526835), (5, 6279410734), (10, 3139705367), (17, 1846885510), (23, 1365089290), (34, 923442755), (46, 682544645), (85, 369377102), (115, 273017858), (170, 184688551), (230, 136508929), (391, 80299370), (782, 40149685), (1955, 16059874), (1997, 15722110), (3910, 8029937), (3994, 7861055), (4021, 7808270), (8042, 3904135), (9985, 3144422), (19970, 1572211), (20105, 1561654), (33949, 924830), (40210, 780827), (45931, 683570), (67898, 462415), (68357, 459310), (91862, 341785), (92483, 339490), (136714, 229655), (169745, 184966)]