1217722500

素因数分解:

$2^2\times 3^2\times 5^4\times {\mathrm{54121}}^1$

素因数の和:54151

約数の個数: 90

約数和(自身を含む): 3846504662

約数和(自身を除く): 2628782162

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 125, 150, 180, 225, 250, 300, 375, 450, 500, 625, 750, 900, 1125, 1250, 1500, 1875, 2250, 2500, 3750, 4500, 5625, 7500, 11250, 22500, 54121, 108242, 162363, 216484, 270605, 324726, 487089, 541210, 649452, 811815, 974178, 1082420, 1353025, 1623630, 1948356, 2435445, 2706050, 3247260, 4059075, 4870890, 5412100, 6765125, 8118150, 9741780, 12177225, 13530250, 16236300, 20295375, 24354450, 27060500, 33825625, 40590750, 48708900, 60886125, 67651250, 81181500, 101476875, 121772250, 135302500, 202953750, 243544500, 304430625, 405907500, 608861250, 1217722500]

約数ペア:

[(1, 1217722500), (2, 608861250), (3, 405907500), (4, 304430625), (5, 243544500), (6, 202953750), (9, 135302500), (10, 121772250), (12, 101476875), (15, 81181500), (18, 67651250), (20, 60886125), (25, 48708900), (30, 40590750), (36, 33825625), (45, 27060500), (50, 24354450), (60, 20295375), (75, 16236300), (90, 13530250), (100, 12177225), (125, 9741780), (150, 8118150), (180, 6765125), (225, 5412100), (250, 4870890), (300, 4059075), (375, 3247260), (450, 2706050), (500, 2435445), (625, 1948356), (750, 1623630), (900, 1353025), (1125, 1082420), (1250, 974178), (1500, 811815), (1875, 649452), (2250, 541210), (2500, 487089), (3750, 324726), (4500, 270605), (5625, 216484), (7500, 162363), (11250, 108242), (22500, 54121)]