82414720

素因数分解:

$2^7\times 5^1\times {\mathrm{131}}^1\times {\mathrm{983}}^1$

素因数の和:1133

約数の個数: 64

約数和(自身を含む): 198728640

約数和(自身を除く): 116313920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 131, 160, 262, 320, 524, 640, 655, 983, 1048, 1310, 1966, 2096, 2620, 3932, 4192, 4915, 5240, 7864, 8384, 9830, 10480, 15728, 16768, 19660, 20960, 31456, 39320, 41920, 62912, 78640, 83840, 125824, 128773, 157280, 257546, 314560, 515092, 629120, 643865, 1030184, 1287730, 2060368, 2575460, 4120736, 5150920, 8241472, 10301840, 16482944, 20603680, 41207360, 82414720]

約数ペア:

[(1, 82414720), (2, 41207360), (4, 20603680), (5, 16482944), (8, 10301840), (10, 8241472), (16, 5150920), (20, 4120736), (32, 2575460), (40, 2060368), (64, 1287730), (80, 1030184), (128, 643865), (131, 629120), (160, 515092), (262, 314560), (320, 257546), (524, 157280), (640, 128773), (655, 125824), (983, 83840), (1048, 78640), (1310, 62912), (1966, 41920), (2096, 39320), (2620, 31456), (3932, 20960), (4192, 19660), (4915, 16768), (5240, 15728), (7864, 10480), (8384, 9830)]