438910150

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{7789}}^1$

素因数の和:7838

約数の個数: 72

約数和(自身を含む): 991074960

約数和(自身を除く): 552164810

約数列:

[1, 2, 5, 7, 10, 14, 23, 25, 35, 46, 49, 50, 70, 98, 115, 161, 175, 230, 245, 322, 350, 490, 575, 805, 1127, 1150, 1225, 1610, 2254, 2450, 4025, 5635, 7789, 8050, 11270, 15578, 28175, 38945, 54523, 56350, 77890, 109046, 179147, 194725, 272615, 358294, 381661, 389450, 545230, 763322, 895735, 1254029, 1363075, 1791470, 1908305, 2508058, 2726150, 3816610, 4478675, 6270145, 8778203, 8957350, 9541525, 12540290, 17556406, 19083050, 31350725, 43891015, 62701450, 87782030, 219455075, 438910150]

約数ペア:

[(1, 438910150), (2, 219455075), (5, 87782030), (7, 62701450), (10, 43891015), (14, 31350725), (23, 19083050), (25, 17556406), (35, 12540290), (46, 9541525), (49, 8957350), (50, 8778203), (70, 6270145), (98, 4478675), (115, 3816610), (161, 2726150), (175, 2508058), (230, 1908305), (245, 1791470), (322, 1363075), (350, 1254029), (490, 895735), (575, 763322), (805, 545230), (1127, 389450), (1150, 381661), (1225, 358294), (1610, 272615), (2254, 194725), (2450, 179147), (4025, 109046), (5635, 77890), (7789, 56350), (8050, 54523), (11270, 38945), (15578, 28175)]