1551160325

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{25523}}^1$

素因数の和:25574

約数の個数: 48

約数和(自身を含む): 2392721856

約数和(自身を除く): 841561531

約数列:

[1, 5, 11, 13, 17, 25, 55, 65, 85, 143, 187, 221, 275, 325, 425, 715, 935, 1105, 2431, 3575, 4675, 5525, 12155, 25523, 60775, 127615, 280753, 331799, 433891, 638075, 1403765, 1658995, 2169455, 3649789, 4772801, 5640583, 7018825, 8294975, 10847275, 18248945, 23864005, 28202915, 62046413, 91244725, 119320025, 141014575, 310232065, 1551160325]

約数ペア:

[(1, 1551160325), (5, 310232065), (11, 141014575), (13, 119320025), (17, 91244725), (25, 62046413), (55, 28202915), (65, 23864005), (85, 18248945), (143, 10847275), (187, 8294975), (221, 7018825), (275, 5640583), (325, 4772801), (425, 3649789), (715, 2169455), (935, 1658995), (1105, 1403765), (2431, 638075), (3575, 433891), (4675, 331799), (5525, 280753), (12155, 127615), (25523, 60775)]