71339325

素因数分解:

$3^1\times 5^2\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{137}}^1$

素因数の和:334

約数の個数: 48

約数和(自身を含む): 121974336

約数和(自身を除く): 50635011

約数列:

[1, 3, 5, 15, 25, 53, 75, 131, 137, 159, 265, 393, 411, 655, 685, 795, 1325, 1965, 2055, 3275, 3425, 3975, 6943, 7261, 9825, 10275, 17947, 20829, 21783, 34715, 36305, 53841, 89735, 104145, 108915, 173575, 181525, 269205, 448675, 520725, 544575, 951191, 1346025, 2853573, 4755955, 14267865, 23779775, 71339325]

約数ペア:

[(1, 71339325), (3, 23779775), (5, 14267865), (15, 4755955), (25, 2853573), (53, 1346025), (75, 951191), (131, 544575), (137, 520725), (159, 448675), (265, 269205), (393, 181525), (411, 173575), (655, 108915), (685, 104145), (795, 89735), (1325, 53841), (1965, 36305), (2055, 34715), (3275, 21783), (3425, 20829), (3975, 17947), (6943, 10275), (7261, 9825)]