71401275

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1697}}^1$

素因数の和:1741

約数の個数: 72

約数和(自身を含む): 147807504

約数和(自身を除く): 76406229

約数列:

[1, 3, 5, 9, 11, 15, 17, 25, 33, 45, 51, 55, 75, 85, 99, 153, 165, 187, 225, 255, 275, 425, 495, 561, 765, 825, 935, 1275, 1683, 1697, 2475, 2805, 3825, 4675, 5091, 8415, 8485, 14025, 15273, 18667, 25455, 28849, 42075, 42425, 56001, 76365, 86547, 93335, 127275, 144245, 168003, 259641, 280005, 317339, 381825, 432735, 466675, 721225, 840015, 952017, 1298205, 1400025, 1586695, 2163675, 2856051, 4200075, 4760085, 6491025, 7933475, 14280255, 23800425, 71401275]

約数ペア:

[(1, 71401275), (3, 23800425), (5, 14280255), (9, 7933475), (11, 6491025), (15, 4760085), (17, 4200075), (25, 2856051), (33, 2163675), (45, 1586695), (51, 1400025), (55, 1298205), (75, 952017), (85, 840015), (99, 721225), (153, 466675), (165, 432735), (187, 381825), (225, 317339), (255, 280005), (275, 259641), (425, 168003), (495, 144245), (561, 127275), (765, 93335), (825, 86547), (935, 76365), (1275, 56001), (1683, 42425), (1697, 42075), (2475, 28849), (2805, 25455), (3825, 18667), (4675, 15273), (5091, 14025), (8415, 8485)]