67563980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{27919}}^1$

素因数の和:27950

約数の個数: 36

約数和(自身を含む): 155961120

約数和(自身を除く): 88397140

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 27919, 55838, 111676, 139595, 279190, 307109, 558380, 614218, 1228436, 1535545, 3071090, 3378199, 6142180, 6756398, 13512796, 16890995, 33781990, 67563980]

約数ペア:

[(1, 67563980), (2, 33781990), (4, 16890995), (5, 13512796), (10, 6756398), (11, 6142180), (20, 3378199), (22, 3071090), (44, 1535545), (55, 1228436), (110, 614218), (121, 558380), (220, 307109), (242, 279190), (484, 139595), (605, 111676), (1210, 55838), (2420, 27919)]