77773950

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{401}}^1\times {\mathrm{431}}^1$

素因数の和:850

約数の個数: 72

約数和(自身を含む): 209959776

約数和(自身を除く): 132185826

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 150, 225, 401, 431, 450, 802, 862, 1203, 1293, 2005, 2155, 2406, 2586, 3609, 3879, 4010, 4310, 6015, 6465, 7218, 7758, 10025, 10775, 12030, 12930, 18045, 19395, 20050, 21550, 30075, 32325, 36090, 38790, 60150, 64650, 90225, 96975, 172831, 180450, 193950, 345662, 518493, 864155, 1036986, 1555479, 1728310, 2592465, 3110958, 4320775, 5184930, 7777395, 8641550, 12962325, 15554790, 25924650, 38886975, 77773950]

約数ペア:

[(1, 77773950), (2, 38886975), (3, 25924650), (5, 15554790), (6, 12962325), (9, 8641550), (10, 7777395), (15, 5184930), (18, 4320775), (25, 3110958), (30, 2592465), (45, 1728310), (50, 1555479), (75, 1036986), (90, 864155), (150, 518493), (225, 345662), (401, 193950), (431, 180450), (450, 172831), (802, 96975), (862, 90225), (1203, 64650), (1293, 60150), (2005, 38790), (2155, 36090), (2406, 32325), (2586, 30075), (3609, 21550), (3879, 20050), (4010, 19395), (4310, 18045), (6015, 12930), (6465, 12030), (7218, 10775), (7758, 10025)]