103440640

素因数分解:

$2^8\times 5^1\times {\mathrm{211}}^1\times {\mathrm{383}}^1$

素因数の和:615

約数の個数: 72

約数和(自身を含む): 249596928

約数和(自身を除く): 146156288

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 211, 256, 320, 383, 422, 640, 766, 844, 1055, 1280, 1532, 1688, 1915, 2110, 3064, 3376, 3830, 4220, 6128, 6752, 7660, 8440, 12256, 13504, 15320, 16880, 24512, 27008, 30640, 33760, 49024, 54016, 61280, 67520, 80813, 98048, 122560, 135040, 161626, 245120, 270080, 323252, 404065, 490240, 646504, 808130, 1293008, 1616260, 2586016, 3232520, 5172032, 6465040, 10344064, 12930080, 20688128, 25860160, 51720320, 103440640]

約数ペア:

[(1, 103440640), (2, 51720320), (4, 25860160), (5, 20688128), (8, 12930080), (10, 10344064), (16, 6465040), (20, 5172032), (32, 3232520), (40, 2586016), (64, 1616260), (80, 1293008), (128, 808130), (160, 646504), (211, 490240), (256, 404065), (320, 323252), (383, 270080), (422, 245120), (640, 161626), (766, 135040), (844, 122560), (1055, 98048), (1280, 80813), (1532, 67520), (1688, 61280), (1915, 54016), (2110, 49024), (3064, 33760), (3376, 30640), (3830, 27008), (4220, 24512), (6128, 16880), (6752, 15320), (7660, 13504), (8440, 12256)]