72670275

素因数分解:

$3^2\times 5^2\times {\mathrm{71}}^1\times {\mathrm{4549}}^1$

素因数の和:4636

約数の個数: 36

約数和(自身を含む): 132022800

約数和(自身を除く): 59352525

約数列:

[1, 3, 5, 9, 15, 25, 45, 71, 75, 213, 225, 355, 639, 1065, 1775, 3195, 4549, 5325, 13647, 15975, 22745, 40941, 68235, 113725, 204705, 322979, 341175, 968937, 1023525, 1614895, 2906811, 4844685, 8074475, 14534055, 24223425, 72670275]

約数ペア:

[(1, 72670275), (3, 24223425), (5, 14534055), (9, 8074475), (15, 4844685), (25, 2906811), (45, 1614895), (71, 1023525), (75, 968937), (213, 341175), (225, 322979), (355, 204705), (639, 113725), (1065, 68235), (1775, 40941), (3195, 22745), (4549, 15975), (5325, 13647)]