68377940

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{3803}}^1$

素因数の和:3872

約数の個数: 48

約数和(自身を含む): 153377280

約数和(自身を除く): 84999340

約数列:

[1, 2, 4, 5, 10, 20, 29, 31, 58, 62, 116, 124, 145, 155, 290, 310, 580, 620, 899, 1798, 3596, 3803, 4495, 7606, 8990, 15212, 17980, 19015, 38030, 76060, 110287, 117893, 220574, 235786, 441148, 471572, 551435, 589465, 1102870, 1178930, 2205740, 2357860, 3418897, 6837794, 13675588, 17094485, 34188970, 68377940]

約数ペア:

[(1, 68377940), (2, 34188970), (4, 17094485), (5, 13675588), (10, 6837794), (20, 3418897), (29, 2357860), (31, 2205740), (58, 1178930), (62, 1102870), (116, 589465), (124, 551435), (145, 471572), (155, 441148), (290, 235786), (310, 220574), (580, 117893), (620, 110287), (899, 76060), (1798, 38030), (3596, 19015), (3803, 17980), (4495, 15212), (7606, 8990)]