90380345

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1$

素因数の和:198

約数の個数: 48

約数和(自身を含む): 126658560

約数和(自身を除く): 36278215

約数列:

[1, 5, 11, 31, 55, 61, 79, 121, 155, 305, 341, 395, 605, 671, 869, 1705, 1891, 2449, 3355, 3751, 4345, 4819, 7381, 9455, 9559, 12245, 18755, 20801, 24095, 26939, 36905, 47795, 53009, 104005, 134695, 149389, 228811, 265045, 296329, 583099, 746945, 1144055, 1481645, 1643279, 2915495, 8216395, 18076069, 90380345]

約数ペア:

[(1, 90380345), (5, 18076069), (11, 8216395), (31, 2915495), (55, 1643279), (61, 1481645), (79, 1144055), (121, 746945), (155, 583099), (305, 296329), (341, 265045), (395, 228811), (605, 149389), (671, 134695), (869, 104005), (1705, 53009), (1891, 47795), (2449, 36905), (3355, 26939), (3751, 24095), (4345, 20801), (4819, 18755), (7381, 12245), (9455, 9559)]