78625419520

素因数分解:

$2^8\times 5^1\times {\mathrm{89}}^1\times {\mathrm{211}}^1\times {\mathrm{3271}}^1$

素因数の和:3592

約数の個数: 144

約数和(自身を含む): 191409644160

約数和(自身を除く): 112784224640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 89, 128, 160, 178, 211, 256, 320, 356, 422, 445, 640, 712, 844, 890, 1055, 1280, 1424, 1688, 1780, 2110, 2848, 3271, 3376, 3560, 4220, 5696, 6542, 6752, 7120, 8440, 11392, 13084, 13504, 14240, 16355, 16880, 18779, 22784, 26168, 27008, 28480, 32710, 33760, 37558, 52336, 54016, 56960, 65420, 67520, 75116, 93895, 104672, 113920, 130840, 135040, 150232, 187790, 209344, 261680, 270080, 291119, 300464, 375580, 418688, 523360, 582238, 600928, 690181, 751160, 837376, 1046720, 1164476, 1201856, 1380362, 1455595, 1502320, 2093440, 2328952, 2403712, 2760724, 2911190, 3004640, 3450905, 4186880, 4657904, 4807424, 5521448, 5822380, 6009280, 6901810, 9315808, 11042896, 11644760, 12018560, 13803620, 18631616, 22085792, 23289520, 24037120, 27607240, 37263232, 44171584, 46579040, 55214480, 61426109, 74526464, 88343168, 93158080, 110428960, 122852218, 176686336, 186316160, 220857920, 245704436, 307130545, 372632320, 441715840, 491408872, 614261090, 883431680, 982817744, 1228522180, 1965635488, 2457044360, 3931270976, 4914088720, 7862541952, 9828177440, 15725083904, 19656354880, 39312709760, 78625419520]

約数ペア:

[(1, 78625419520), (2, 39312709760), (4, 19656354880), (5, 15725083904), (8, 9828177440), (10, 7862541952), (16, 4914088720), (20, 3931270976), (32, 2457044360), (40, 1965635488), (64, 1228522180), (80, 982817744), (89, 883431680), (128, 614261090), (160, 491408872), (178, 441715840), (211, 372632320), (256, 307130545), (320, 245704436), (356, 220857920), (422, 186316160), (445, 176686336), (640, 122852218), (712, 110428960), (844, 93158080), (890, 88343168), (1055, 74526464), (1280, 61426109), (1424, 55214480), (1688, 46579040), (1780, 44171584), (2110, 37263232), (2848, 27607240), (3271, 24037120), (3376, 23289520), (3560, 22085792), (4220, 18631616), (5696, 13803620), (6542, 12018560), (6752, 11644760), (7120, 11042896), (8440, 9315808), (11392, 6901810), (13084, 6009280), (13504, 5822380), (14240, 5521448), (16355, 4807424), (16880, 4657904), (18779, 4186880), (22784, 3450905), (26168, 3004640), (27008, 2911190), (28480, 2760724), (32710, 2403712), (33760, 2328952), (37558, 2093440), (52336, 1502320), (54016, 1455595), (56960, 1380362), (65420, 1201856), (67520, 1164476), (75116, 1046720), (93895, 837376), (104672, 751160), (113920, 690181), (130840, 600928), (135040, 582238), (150232, 523360), (187790, 418688), (209344, 375580), (261680, 300464), (270080, 291119)]