85091940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{4337}}^1$

素因数の和:4461

約数の個数: 72

約数和(自身を含む): 260540280

約数和(自身を除く): 175448340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 109, 180, 218, 327, 436, 545, 654, 981, 1090, 1308, 1635, 1962, 2180, 3270, 3924, 4337, 4905, 6540, 8674, 9810, 13011, 17348, 19620, 21685, 26022, 39033, 43370, 52044, 65055, 78066, 86740, 130110, 156132, 195165, 260220, 390330, 472733, 780660, 945466, 1418199, 1890932, 2363665, 2836398, 4254597, 4727330, 5672796, 7090995, 8509194, 9454660, 14181990, 17018388, 21272985, 28363980, 42545970, 85091940]

約数ペア:

[(1, 85091940), (2, 42545970), (3, 28363980), (4, 21272985), (5, 17018388), (6, 14181990), (9, 9454660), (10, 8509194), (12, 7090995), (15, 5672796), (18, 4727330), (20, 4254597), (30, 2836398), (36, 2363665), (45, 1890932), (60, 1418199), (90, 945466), (109, 780660), (180, 472733), (218, 390330), (327, 260220), (436, 195165), (545, 156132), (654, 130110), (981, 86740), (1090, 78066), (1308, 65055), (1635, 52044), (1962, 43370), (2180, 39033), (3270, 26022), (3924, 21685), (4337, 19620), (4905, 17348), (6540, 13011), (8674, 9810)]