51503940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{2833}}^1$

素因数の和:2949

約数の個数: 72

約数和(自身を含む): 157831128

約数和(自身を除く): 106327188

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 101, 180, 202, 303, 404, 505, 606, 909, 1010, 1212, 1515, 1818, 2020, 2833, 3030, 3636, 4545, 5666, 6060, 8499, 9090, 11332, 14165, 16998, 18180, 25497, 28330, 33996, 42495, 50994, 56660, 84990, 101988, 127485, 169980, 254970, 286133, 509940, 572266, 858399, 1144532, 1430665, 1716798, 2575197, 2861330, 3433596, 4291995, 5150394, 5722660, 8583990, 10300788, 12875985, 17167980, 25751970, 51503940]

約数ペア:

[(1, 51503940), (2, 25751970), (3, 17167980), (4, 12875985), (5, 10300788), (6, 8583990), (9, 5722660), (10, 5150394), (12, 4291995), (15, 3433596), (18, 2861330), (20, 2575197), (30, 1716798), (36, 1430665), (45, 1144532), (60, 858399), (90, 572266), (101, 509940), (180, 286133), (202, 254970), (303, 169980), (404, 127485), (505, 101988), (606, 84990), (909, 56660), (1010, 50994), (1212, 42495), (1515, 33996), (1818, 28330), (2020, 25497), (2833, 18180), (3030, 16998), (3636, 14165), (4545, 11332), (5666, 9090), (6060, 8499)]