193764025

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1607}}^1$

素因数の和:1690

約数の個数: 48

約数和(自身を含む): 301480704

約数和(自身を除く): 107716679

約数列:

[1, 5, 7, 13, 25, 35, 53, 65, 91, 175, 265, 325, 371, 455, 689, 1325, 1607, 1855, 2275, 3445, 4823, 8035, 9275, 11249, 17225, 20891, 24115, 40175, 56245, 85171, 104455, 120575, 146237, 281225, 425855, 522275, 596197, 731185, 1107223, 2129275, 2980985, 3655925, 5536115, 7750561, 14904925, 27680575, 38752805, 193764025]

約数ペア:

[(1, 193764025), (5, 38752805), (7, 27680575), (13, 14904925), (25, 7750561), (35, 5536115), (53, 3655925), (65, 2980985), (91, 2129275), (175, 1107223), (265, 731185), (325, 596197), (371, 522275), (455, 425855), (689, 281225), (1325, 146237), (1607, 120575), (1855, 104455), (2275, 85171), (3445, 56245), (4823, 40175), (8035, 24115), (9275, 20891), (11249, 17225)]