88021520

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{227}}^1$

素因数の和:408

約数の個数: 80

約数和(自身を含む): 212718528

約数和(自身を除く): 124697008

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 131, 148, 185, 227, 262, 296, 370, 454, 524, 592, 655, 740, 908, 1048, 1135, 1310, 1480, 1816, 2096, 2270, 2620, 2960, 3632, 4540, 4847, 5240, 8399, 9080, 9694, 10480, 16798, 18160, 19388, 24235, 29737, 33596, 38776, 41995, 48470, 59474, 67192, 77552, 83990, 96940, 118948, 134384, 148685, 167980, 193880, 237896, 297370, 335960, 387760, 475792, 594740, 671920, 1100269, 1189480, 2200538, 2378960, 4401076, 5501345, 8802152, 11002690, 17604304, 22005380, 44010760, 88021520]

約数ペア:

[(1, 88021520), (2, 44010760), (4, 22005380), (5, 17604304), (8, 11002690), (10, 8802152), (16, 5501345), (20, 4401076), (37, 2378960), (40, 2200538), (74, 1189480), (80, 1100269), (131, 671920), (148, 594740), (185, 475792), (227, 387760), (262, 335960), (296, 297370), (370, 237896), (454, 193880), (524, 167980), (592, 148685), (655, 134384), (740, 118948), (908, 96940), (1048, 83990), (1135, 77552), (1310, 67192), (1480, 59474), (1816, 48470), (2096, 41995), (2270, 38776), (2620, 33596), (2960, 29737), (3632, 24235), (4540, 19388), (4847, 18160), (5240, 16798), (8399, 10480), (9080, 9694)]