90657280

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{5059}}^1$

素因数の和:5089

約数の個数: 80

約数和(自身を含む): 248466240

約数和(自身を除く): 157808960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 512, 560, 640, 896, 1120, 1280, 1792, 2240, 2560, 3584, 4480, 5059, 8960, 10118, 17920, 20236, 25295, 35413, 40472, 50590, 70826, 80944, 101180, 141652, 161888, 177065, 202360, 283304, 323776, 354130, 404720, 566608, 647552, 708260, 809440, 1133216, 1295104, 1416520, 1618880, 2266432, 2590208, 2833040, 3237760, 4532864, 5666080, 6475520, 9065728, 11332160, 12951040, 18131456, 22664320, 45328640, 90657280]

約数ペア:

[(1, 90657280), (2, 45328640), (4, 22664320), (5, 18131456), (7, 12951040), (8, 11332160), (10, 9065728), (14, 6475520), (16, 5666080), (20, 4532864), (28, 3237760), (32, 2833040), (35, 2590208), (40, 2266432), (56, 1618880), (64, 1416520), (70, 1295104), (80, 1133216), (112, 809440), (128, 708260), (140, 647552), (160, 566608), (224, 404720), (256, 354130), (280, 323776), (320, 283304), (448, 202360), (512, 177065), (560, 161888), (640, 141652), (896, 101180), (1120, 80944), (1280, 70826), (1792, 50590), (2240, 40472), (2560, 35413), (3584, 25295), (4480, 20236), (5059, 17920), (8960, 10118)]