61573280

素因数分解:

$2^5\times 5^1\times {\mathrm{53}}^2\times {\mathrm{137}}^1$

素因数の和:258

約数の個数: 72

約数和(自身を含む): 149345532

約数和(自身を除く): 87772252

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 80, 106, 137, 160, 212, 265, 274, 424, 530, 548, 685, 848, 1060, 1096, 1370, 1696, 2120, 2192, 2740, 2809, 4240, 4384, 5480, 5618, 7261, 8480, 10960, 11236, 14045, 14522, 21920, 22472, 28090, 29044, 36305, 44944, 56180, 58088, 72610, 89888, 112360, 116176, 145220, 224720, 232352, 290440, 384833, 449440, 580880, 769666, 1161760, 1539332, 1924165, 3078664, 3848330, 6157328, 7696660, 12314656, 15393320, 30786640, 61573280]

約数ペア:

[(1, 61573280), (2, 30786640), (4, 15393320), (5, 12314656), (8, 7696660), (10, 6157328), (16, 3848330), (20, 3078664), (32, 1924165), (40, 1539332), (53, 1161760), (80, 769666), (106, 580880), (137, 449440), (160, 384833), (212, 290440), (265, 232352), (274, 224720), (424, 145220), (530, 116176), (548, 112360), (685, 89888), (848, 72610), (1060, 58088), (1096, 56180), (1370, 44944), (1696, 36305), (2120, 29044), (2192, 28090), (2740, 22472), (2809, 21920), (4240, 14522), (4384, 14045), (5480, 11236), (5618, 10960), (7261, 8480)]