384789275

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{251}}^1$

素因数の和:416

約数の個数: 48

約数和(自身を含む): 531528480

約数和(自身を除く): 146739205

約数列:

[1, 5, 13, 25, 53, 65, 89, 251, 265, 325, 445, 689, 1157, 1255, 1325, 2225, 3263, 3445, 4717, 5785, 6275, 13303, 16315, 17225, 22339, 23585, 28925, 61321, 66515, 81575, 111695, 117925, 172939, 290407, 306605, 332575, 558475, 864695, 1183967, 1452035, 1533025, 4323475, 5919835, 7260175, 15391571, 29599175, 76957855, 384789275]

約数ペア:

[(1, 384789275), (5, 76957855), (13, 29599175), (25, 15391571), (53, 7260175), (65, 5919835), (89, 4323475), (251, 1533025), (265, 1452035), (325, 1183967), (445, 864695), (689, 558475), (1157, 332575), (1255, 306605), (1325, 290407), (2225, 172939), (3263, 117925), (3445, 111695), (4717, 81575), (5785, 66515), (6275, 61321), (13303, 28925), (16315, 23585), (17225, 22339)]