79857860

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{853}}^1$

素因数の和:1044

約数の個数: 48

約数和(自身を含む): 174461952

約数和(自身を除く): 94604092

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 151, 155, 302, 310, 604, 620, 755, 853, 1510, 1706, 3020, 3412, 4265, 4681, 8530, 9362, 17060, 18724, 23405, 26443, 46810, 52886, 93620, 105772, 128803, 132215, 257606, 264430, 515212, 528860, 644015, 1288030, 2576060, 3992893, 7985786, 15971572, 19964465, 39928930, 79857860]

約数ペア:

[(1, 79857860), (2, 39928930), (4, 19964465), (5, 15971572), (10, 7985786), (20, 3992893), (31, 2576060), (62, 1288030), (124, 644015), (151, 528860), (155, 515212), (302, 264430), (310, 257606), (604, 132215), (620, 128803), (755, 105772), (853, 93620), (1510, 52886), (1706, 46810), (3020, 26443), (3412, 23405), (4265, 18724), (4681, 17060), (8530, 9362)]