80106400

素因数分解:

$2^5\times 5^2\times {\mathrm{11}}^1\times {\mathrm{9103}}^1$

素因数の和:9134

約数の個数: 72

約数和(自身を含む): 213361344

約数和(自身を除く): 133254944

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 32, 40, 44, 50, 55, 80, 88, 100, 110, 160, 176, 200, 220, 275, 352, 400, 440, 550, 800, 880, 1100, 1760, 2200, 4400, 8800, 9103, 18206, 36412, 45515, 72824, 91030, 100133, 145648, 182060, 200266, 227575, 291296, 364120, 400532, 455150, 500665, 728240, 801064, 910300, 1001330, 1456480, 1602128, 1820600, 2002660, 2503325, 3204256, 3641200, 4005320, 5006650, 7282400, 8010640, 10013300, 16021280, 20026600, 40053200, 80106400]

約数ペア:

[(1, 80106400), (2, 40053200), (4, 20026600), (5, 16021280), (8, 10013300), (10, 8010640), (11, 7282400), (16, 5006650), (20, 4005320), (22, 3641200), (25, 3204256), (32, 2503325), (40, 2002660), (44, 1820600), (50, 1602128), (55, 1456480), (80, 1001330), (88, 910300), (100, 801064), (110, 728240), (160, 500665), (176, 455150), (200, 400532), (220, 364120), (275, 291296), (352, 227575), (400, 200266), (440, 182060), (550, 145648), (800, 100133), (880, 91030), (1100, 72824), (1760, 45515), (2200, 36412), (4400, 18206), (8800, 9103)]