89840775

素因数分解:

$3^1\times 5^2\times {\mathrm{59}}^1\times {\mathrm{79}}^1\times {\mathrm{257}}^1$

素因数の和:408

約数の個数: 48

約数和(自身を含む): 153561600

約数和(自身を除く): 63720825

約数列:

[1, 3, 5, 15, 25, 59, 75, 79, 177, 237, 257, 295, 395, 771, 885, 1185, 1285, 1475, 1975, 3855, 4425, 4661, 5925, 6425, 13983, 15163, 19275, 20303, 23305, 45489, 60909, 69915, 75815, 101515, 116525, 227445, 304545, 349575, 379075, 507575, 1137225, 1197877, 1522725, 3593631, 5989385, 17968155, 29946925, 89840775]

約数ペア:

[(1, 89840775), (3, 29946925), (5, 17968155), (15, 5989385), (25, 3593631), (59, 1522725), (75, 1197877), (79, 1137225), (177, 507575), (237, 379075), (257, 349575), (295, 304545), (395, 227445), (771, 116525), (885, 101515), (1185, 75815), (1285, 69915), (1475, 60909), (1975, 45489), (3855, 23305), (4425, 20303), (4661, 19275), (5925, 15163), (6425, 13983)]