87223040

素因数分解:

$2^8\times 5^1\times {\mathrm{83}}^1\times {\mathrm{821}}^1$

素因数の和:925

約数の個数: 72

約数和(自身を含む): 211701168

約数和(自身を除く): 124478128

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 83, 128, 160, 166, 256, 320, 332, 415, 640, 664, 821, 830, 1280, 1328, 1642, 1660, 2656, 3284, 3320, 4105, 5312, 6568, 6640, 8210, 10624, 13136, 13280, 16420, 21248, 26272, 26560, 32840, 52544, 53120, 65680, 68143, 105088, 106240, 131360, 136286, 210176, 262720, 272572, 340715, 525440, 545144, 681430, 1050880, 1090288, 1362860, 2180576, 2725720, 4361152, 5451440, 8722304, 10902880, 17444608, 21805760, 43611520, 87223040]

約数ペア:

[(1, 87223040), (2, 43611520), (4, 21805760), (5, 17444608), (8, 10902880), (10, 8722304), (16, 5451440), (20, 4361152), (32, 2725720), (40, 2180576), (64, 1362860), (80, 1090288), (83, 1050880), (128, 681430), (160, 545144), (166, 525440), (256, 340715), (320, 272572), (332, 262720), (415, 210176), (640, 136286), (664, 131360), (821, 106240), (830, 105088), (1280, 68143), (1328, 65680), (1642, 53120), (1660, 52544), (2656, 32840), (3284, 26560), (3320, 26272), (4105, 21248), (5312, 16420), (6568, 13280), (6640, 13136), (8210, 10624)]