20827502100

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{71}}^1\times {\mathrm{325939}}^1$

素因数の和:326030

約数の個数: 108

約数和(自身を含む): 66202325280

約数和(自身を除く): 45374823180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 71, 75, 90, 100, 142, 150, 180, 213, 225, 284, 300, 355, 426, 450, 639, 710, 852, 900, 1065, 1278, 1420, 1775, 2130, 2556, 3195, 3550, 4260, 5325, 6390, 7100, 10650, 12780, 15975, 21300, 31950, 63900, 325939, 651878, 977817, 1303756, 1629695, 1955634, 2933451, 3259390, 3911268, 4889085, 5866902, 6518780, 8148475, 9778170, 11733804, 14667255, 16296950, 19556340, 23141669, 24445425, 29334510, 32593900, 46283338, 48890850, 58669020, 69425007, 73336275, 92566676, 97781700, 115708345, 138850014, 146672550, 208275021, 231416690, 277700028, 293345100, 347125035, 416550042, 462833380, 578541725, 694250070, 833100084, 1041375105, 1157083450, 1388500140, 1735625175, 2082750210, 2314166900, 3471250350, 4165500420, 5206875525, 6942500700, 10413751050, 20827502100]

約数ペア:

[(1, 20827502100), (2, 10413751050), (3, 6942500700), (4, 5206875525), (5, 4165500420), (6, 3471250350), (9, 2314166900), (10, 2082750210), (12, 1735625175), (15, 1388500140), (18, 1157083450), (20, 1041375105), (25, 833100084), (30, 694250070), (36, 578541725), (45, 462833380), (50, 416550042), (60, 347125035), (71, 293345100), (75, 277700028), (90, 231416690), (100, 208275021), (142, 146672550), (150, 138850014), (180, 115708345), (213, 97781700), (225, 92566676), (284, 73336275), (300, 69425007), (355, 58669020), (426, 48890850), (450, 46283338), (639, 32593900), (710, 29334510), (852, 24445425), (900, 23141669), (1065, 19556340), (1278, 16296950), (1420, 14667255), (1775, 11733804), (2130, 9778170), (2556, 8148475), (3195, 6518780), (3550, 5866902), (4260, 4889085), (5325, 3911268), (6390, 3259390), (7100, 2933451), (10650, 1955634), (12780, 1629695), (15975, 1303756), (21300, 977817), (31950, 651878), (63900, 325939)]