31797332350

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{67}}^1\times {\mathrm{97}}^1\times {\mathrm{1997}}^1$

素因数の和:2187

約数の個数: 144

約数和(自身を含む): 70581076272

約数和(自身を除く): 38783743922

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 49, 50, 67, 70, 97, 98, 134, 175, 194, 245, 335, 350, 469, 485, 490, 670, 679, 938, 970, 1225, 1358, 1675, 1997, 2345, 2425, 2450, 3283, 3350, 3395, 3994, 4690, 4753, 4850, 6499, 6566, 6790, 9506, 9985, 11725, 12998, 13979, 16415, 16975, 19970, 23450, 23765, 27958, 32495, 32830, 33950, 45493, 47530, 49925, 64990, 69895, 82075, 90986, 97853, 99850, 118825, 133799, 139790, 162475, 164150, 193709, 195706, 227465, 237650, 267598, 318451, 324950, 349475, 387418, 454930, 489265, 636902, 668995, 698950, 936593, 968545, 978530, 1137325, 1337990, 1355963, 1592255, 1873186, 1937090, 2274650, 2446325, 2711926, 3184510, 3344975, 4682965, 4842725, 4892650, 6556151, 6689950, 6779815, 7961275, 9365930, 9491741, 9685450, 12978503, 13112302, 13559630, 15922550, 18983482, 23414825, 25957006, 32780755, 33899075, 46829650, 47458705, 64892515, 65561510, 67798150, 90849521, 94917410, 129785030, 163903775, 181699042, 237293525, 324462575, 327807550, 454247605, 474587050, 635946647, 648925150, 908495210, 1271893294, 2271238025, 3179733235, 4542476050, 6359466470, 15898666175, 31797332350]

約数ペア:

[(1, 31797332350), (2, 15898666175), (5, 6359466470), (7, 4542476050), (10, 3179733235), (14, 2271238025), (25, 1271893294), (35, 908495210), (49, 648925150), (50, 635946647), (67, 474587050), (70, 454247605), (97, 327807550), (98, 324462575), (134, 237293525), (175, 181699042), (194, 163903775), (245, 129785030), (335, 94917410), (350, 90849521), (469, 67798150), (485, 65561510), (490, 64892515), (670, 47458705), (679, 46829650), (938, 33899075), (970, 32780755), (1225, 25957006), (1358, 23414825), (1675, 18983482), (1997, 15922550), (2345, 13559630), (2425, 13112302), (2450, 12978503), (3283, 9685450), (3350, 9491741), (3395, 9365930), (3994, 7961275), (4690, 6779815), (4753, 6689950), (4850, 6556151), (6499, 4892650), (6566, 4842725), (6790, 4682965), (9506, 3344975), (9985, 3184510), (11725, 2711926), (12998, 2446325), (13979, 2274650), (16415, 1937090), (16975, 1873186), (19970, 1592255), (23450, 1355963), (23765, 1337990), (27958, 1137325), (32495, 978530), (32830, 968545), (33950, 936593), (45493, 698950), (47530, 668995), (49925, 636902), (64990, 489265), (69895, 454930), (82075, 387418), (90986, 349475), (97853, 324950), (99850, 318451), (118825, 267598), (133799, 237650), (139790, 227465), (162475, 195706), (164150, 193709)]