79051520

素因数分解:

$2^8\times 5^1\times {\mathrm{151}}^1\times {\mathrm{409}}^1$

素因数の和:581

約数の個数: 72

約数和(自身を含む): 191073120

約数和(自身を除く): 112021600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 151, 160, 256, 302, 320, 409, 604, 640, 755, 818, 1208, 1280, 1510, 1636, 2045, 2416, 3020, 3272, 4090, 4832, 6040, 6544, 8180, 9664, 12080, 13088, 16360, 19328, 24160, 26176, 32720, 38656, 48320, 52352, 61759, 65440, 96640, 104704, 123518, 130880, 193280, 247036, 261760, 308795, 494072, 523520, 617590, 988144, 1235180, 1976288, 2470360, 3952576, 4940720, 7905152, 9881440, 15810304, 19762880, 39525760, 79051520]

約数ペア:

[(1, 79051520), (2, 39525760), (4, 19762880), (5, 15810304), (8, 9881440), (10, 7905152), (16, 4940720), (20, 3952576), (32, 2470360), (40, 1976288), (64, 1235180), (80, 988144), (128, 617590), (151, 523520), (160, 494072), (256, 308795), (302, 261760), (320, 247036), (409, 193280), (604, 130880), (640, 123518), (755, 104704), (818, 96640), (1208, 65440), (1280, 61759), (1510, 52352), (1636, 48320), (2045, 38656), (2416, 32720), (3020, 26176), (3272, 24160), (4090, 19328), (4832, 16360), (6040, 13088), (6544, 12080), (8180, 9664)]