72613345

素因数分解:

$5^1\times 7^2\times {\mathrm{19}}^2\times {\mathrm{821}}^1$

素因数の和:878

約数の個数: 36

約数和(自身を含む): 107108244

約数和(自身を除く): 34494899

約数列:

[1, 5, 7, 19, 35, 49, 95, 133, 245, 361, 665, 821, 931, 1805, 2527, 4105, 4655, 5747, 12635, 15599, 17689, 28735, 40229, 77995, 88445, 109193, 201145, 296381, 545965, 764351, 1481905, 2074667, 3821755, 10373335, 14522669, 72613345]

約数ペア:

[(1, 72613345), (5, 14522669), (7, 10373335), (19, 3821755), (35, 2074667), (49, 1481905), (95, 764351), (133, 545965), (245, 296381), (361, 201145), (665, 109193), (821, 88445), (931, 77995), (1805, 40229), (2527, 28735), (4105, 17689), (4655, 15599), (5747, 12635)]