16633480

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{401}}^1$

素因数の和:490

約数の個数: 64

約数和(自身を含む): 40376880

約数和(自身を除く): 23743400

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 61, 68, 85, 122, 136, 170, 244, 305, 340, 401, 488, 610, 680, 802, 1037, 1220, 1604, 2005, 2074, 2440, 3208, 4010, 4148, 5185, 6817, 8020, 8296, 10370, 13634, 16040, 20740, 24461, 27268, 34085, 41480, 48922, 54536, 68170, 97844, 122305, 136340, 195688, 244610, 272680, 415837, 489220, 831674, 978440, 1663348, 2079185, 3326696, 4158370, 8316740, 16633480]

約数ペア:

[(1, 16633480), (2, 8316740), (4, 4158370), (5, 3326696), (8, 2079185), (10, 1663348), (17, 978440), (20, 831674), (34, 489220), (40, 415837), (61, 272680), (68, 244610), (85, 195688), (122, 136340), (136, 122305), (170, 97844), (244, 68170), (305, 54536), (340, 48922), (401, 41480), (488, 34085), (610, 27268), (680, 24461), (802, 20740), (1037, 16040), (1220, 13634), (1604, 10370), (2005, 8296), (2074, 8020), (2440, 6817), (3208, 5185), (4010, 4148)]