66876825

素因数分解:

$3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{233}}^1$

素因数の和:378

約数の個数: 48

約数和(自身を含む): 114903360

約数和(自身を除く): 48026535

約数列:

[1, 3, 5, 15, 25, 43, 75, 89, 129, 215, 233, 267, 445, 645, 699, 1075, 1165, 1335, 2225, 3225, 3495, 3827, 5825, 6675, 10019, 11481, 17475, 19135, 20737, 30057, 50095, 57405, 62211, 95675, 103685, 150285, 250475, 287025, 311055, 518425, 751425, 891691, 1555275, 2675073, 4458455, 13375365, 22292275, 66876825]

約数ペア:

[(1, 66876825), (3, 22292275), (5, 13375365), (15, 4458455), (25, 2675073), (43, 1555275), (75, 891691), (89, 751425), (129, 518425), (215, 311055), (233, 287025), (267, 250475), (445, 150285), (645, 103685), (699, 95675), (1075, 62211), (1165, 57405), (1335, 50095), (2225, 30057), (3225, 20737), (3495, 19135), (3827, 17475), (5825, 11481), (6675, 10019)]