202160920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{12541}}^1$

素因数の和:12596

約数の個数: 64

約数和(自身を含む): 505693440

約数和(自身を除く): 303532520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 62, 65, 104, 124, 130, 155, 248, 260, 310, 403, 520, 620, 806, 1240, 1612, 2015, 3224, 4030, 8060, 12541, 16120, 25082, 50164, 62705, 100328, 125410, 163033, 250820, 326066, 388771, 501640, 652132, 777542, 815165, 1304264, 1555084, 1630330, 1943855, 3110168, 3260660, 3887710, 5054023, 6521320, 7775420, 10108046, 15550840, 20216092, 25270115, 40432184, 50540230, 101080460, 202160920]

約数ペア:

[(1, 202160920), (2, 101080460), (4, 50540230), (5, 40432184), (8, 25270115), (10, 20216092), (13, 15550840), (20, 10108046), (26, 7775420), (31, 6521320), (40, 5054023), (52, 3887710), (62, 3260660), (65, 3110168), (104, 1943855), (124, 1630330), (130, 1555084), (155, 1304264), (248, 815165), (260, 777542), (310, 652132), (403, 501640), (520, 388771), (620, 326066), (806, 250820), (1240, 163033), (1612, 125410), (2015, 100328), (3224, 62705), (4030, 50164), (8060, 25082), (12541, 16120)]