51657100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{311}}^1$

素因数の和:487

約数の個数: 72

約数和(自身を含む): 123492096

約数和(自身を除く): 71834996

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 151, 220, 275, 302, 311, 550, 604, 622, 755, 1100, 1244, 1510, 1555, 1661, 3020, 3110, 3322, 3421, 3775, 6220, 6644, 6842, 7550, 7775, 8305, 13684, 15100, 15550, 16610, 17105, 31100, 33220, 34210, 41525, 46961, 68420, 83050, 85525, 93922, 166100, 171050, 187844, 234805, 342100, 469610, 516571, 939220, 1033142, 1174025, 2066284, 2348050, 2582855, 4696100, 5165710, 10331420, 12914275, 25828550, 51657100]

約数ペア:

[(1, 51657100), (2, 25828550), (4, 12914275), (5, 10331420), (10, 5165710), (11, 4696100), (20, 2582855), (22, 2348050), (25, 2066284), (44, 1174025), (50, 1033142), (55, 939220), (100, 516571), (110, 469610), (151, 342100), (220, 234805), (275, 187844), (302, 171050), (311, 166100), (550, 93922), (604, 85525), (622, 83050), (755, 68420), (1100, 46961), (1244, 41525), (1510, 34210), (1555, 33220), (1661, 31100), (3020, 17105), (3110, 16610), (3322, 15550), (3421, 15100), (3775, 13684), (6220, 8305), (6644, 7775), (6842, 7550)]