89965420

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{257}}^1\times {\mathrm{761}}^1$

素因数の和:1050

約数の個数: 48

約数和(自身を含む): 198168768

約数和(自身を除く): 108203348

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 257, 460, 514, 761, 1028, 1285, 1522, 2570, 3044, 3805, 5140, 5911, 7610, 11822, 15220, 17503, 23644, 29555, 35006, 59110, 70012, 87515, 118220, 175030, 195577, 350060, 391154, 782308, 977885, 1955770, 3911540, 4498271, 8996542, 17993084, 22491355, 44982710, 89965420]

約数ペア:

[(1, 89965420), (2, 44982710), (4, 22491355), (5, 17993084), (10, 8996542), (20, 4498271), (23, 3911540), (46, 1955770), (92, 977885), (115, 782308), (230, 391154), (257, 350060), (460, 195577), (514, 175030), (761, 118220), (1028, 87515), (1285, 70012), (1522, 59110), (2570, 35006), (3044, 29555), (3805, 23644), (5140, 17503), (5911, 15220), (7610, 11822)]