71274400

素因数分解:

$2^5\times 5^2\times {\mathrm{41}}^2\times {\mathrm{53}}^1$

素因数の和:155

約数の個数: 108

約数和(自身を含む): 181711026

約数和(自身を除く): 110436626

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 41, 50, 53, 80, 82, 100, 106, 160, 164, 200, 205, 212, 265, 328, 400, 410, 424, 530, 656, 800, 820, 848, 1025, 1060, 1312, 1325, 1640, 1681, 1696, 2050, 2120, 2173, 2650, 3280, 3362, 4100, 4240, 4346, 5300, 6560, 6724, 8200, 8405, 8480, 8692, 10600, 10865, 13448, 16400, 16810, 17384, 21200, 21730, 26896, 32800, 33620, 34768, 42025, 42400, 43460, 53792, 54325, 67240, 69536, 84050, 86920, 89093, 108650, 134480, 168100, 173840, 178186, 217300, 268960, 336200, 347680, 356372, 434600, 445465, 672400, 712744, 869200, 890930, 1344800, 1425488, 1738400, 1781860, 2227325, 2850976, 3563720, 4454650, 7127440, 8909300, 14254880, 17818600, 35637200, 71274400]

約数ペア:

[(1, 71274400), (2, 35637200), (4, 17818600), (5, 14254880), (8, 8909300), (10, 7127440), (16, 4454650), (20, 3563720), (25, 2850976), (32, 2227325), (40, 1781860), (41, 1738400), (50, 1425488), (53, 1344800), (80, 890930), (82, 869200), (100, 712744), (106, 672400), (160, 445465), (164, 434600), (200, 356372), (205, 347680), (212, 336200), (265, 268960), (328, 217300), (400, 178186), (410, 173840), (424, 168100), (530, 134480), (656, 108650), (800, 89093), (820, 86920), (848, 84050), (1025, 69536), (1060, 67240), (1312, 54325), (1325, 53792), (1640, 43460), (1681, 42400), (1696, 42025), (2050, 34768), (2120, 33620), (2173, 32800), (2650, 26896), (3280, 21730), (3362, 21200), (4100, 17384), (4240, 16810), (4346, 16400), (5300, 13448), (6560, 10865), (6724, 10600), (8200, 8692), (8405, 8480)]