74265945

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{521}}^1$

素因数の和:602

約数の個数: 64

約数和(自身を含む): 138910464

約数和(自身を除く): 64644519

約数列:

[1, 3, 5, 13, 15, 17, 39, 43, 51, 65, 85, 129, 195, 215, 221, 255, 521, 559, 645, 663, 731, 1105, 1563, 1677, 2193, 2605, 2795, 3315, 3655, 6773, 7815, 8385, 8857, 9503, 10965, 20319, 22403, 26571, 28509, 33865, 44285, 47515, 67209, 101595, 112015, 115141, 132855, 142545, 291239, 336045, 345423, 380851, 575705, 873717, 1142553, 1456195, 1727115, 1904255, 4368585, 4951063, 5712765, 14853189, 24755315, 74265945]

約数ペア:

[(1, 74265945), (3, 24755315), (5, 14853189), (13, 5712765), (15, 4951063), (17, 4368585), (39, 1904255), (43, 1727115), (51, 1456195), (65, 1142553), (85, 873717), (129, 575705), (195, 380851), (215, 345423), (221, 336045), (255, 291239), (521, 142545), (559, 132855), (645, 115141), (663, 112015), (731, 101595), (1105, 67209), (1563, 47515), (1677, 44285), (2193, 33865), (2605, 28509), (2795, 26571), (3315, 22403), (3655, 20319), (6773, 10965), (7815, 9503), (8385, 8857)]