65287980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{9803}}^1$

素因数の和:9855

約数の個数: 72

約数和(自身を含む): 203413392

約数和(自身を除く): 138125412

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 45, 60, 74, 90, 111, 148, 180, 185, 222, 333, 370, 444, 555, 666, 740, 1110, 1332, 1665, 2220, 3330, 6660, 9803, 19606, 29409, 39212, 49015, 58818, 88227, 98030, 117636, 147045, 176454, 196060, 294090, 352908, 362711, 441135, 588180, 725422, 882270, 1088133, 1450844, 1764540, 1813555, 2176266, 3264399, 3627110, 4352532, 5440665, 6528798, 7254220, 10881330, 13057596, 16321995, 21762660, 32643990, 65287980]

約数ペア:

[(1, 65287980), (2, 32643990), (3, 21762660), (4, 16321995), (5, 13057596), (6, 10881330), (9, 7254220), (10, 6528798), (12, 5440665), (15, 4352532), (18, 3627110), (20, 3264399), (30, 2176266), (36, 1813555), (37, 1764540), (45, 1450844), (60, 1088133), (74, 882270), (90, 725422), (111, 588180), (148, 441135), (180, 362711), (185, 352908), (222, 294090), (333, 196060), (370, 176454), (444, 147045), (555, 117636), (666, 98030), (740, 88227), (1110, 58818), (1332, 49015), (1665, 39212), (2220, 29409), (3330, 19606), (6660, 9803)]