201854560

素因数分解:

$2^5\times 5^1\times {\mathrm{101}}^1\times {\mathrm{12491}}^1$

素因数の和:12607

約数の個数: 48

約数和(自身を含む): 481641552

約数和(自身を除く): 279786992

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 101, 160, 202, 404, 505, 808, 1010, 1616, 2020, 3232, 4040, 8080, 12491, 16160, 24982, 49964, 62455, 99928, 124910, 199856, 249820, 399712, 499640, 999280, 1261591, 1998560, 2523182, 5046364, 6307955, 10092728, 12615910, 20185456, 25231820, 40370912, 50463640, 100927280, 201854560]

約数ペア:

[(1, 201854560), (2, 100927280), (4, 50463640), (5, 40370912), (8, 25231820), (10, 20185456), (16, 12615910), (20, 10092728), (32, 6307955), (40, 5046364), (80, 2523182), (101, 1998560), (160, 1261591), (202, 999280), (404, 499640), (505, 399712), (808, 249820), (1010, 199856), (1616, 124910), (2020, 99928), (3232, 62455), (4040, 49964), (8080, 24982), (12491, 16160)]