80987688

素因数分解:

$2^3\times 3^4\times {\mathrm{124981}}^1$

素因数の和:124999

約数の個数: 40

約数和(自身を含む): 226842330

約数和(自身を除く): 145854642

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 648, 124981, 249962, 374943, 499924, 749886, 999848, 1124829, 1499772, 2249658, 2999544, 3374487, 4499316, 6748974, 8998632, 10123461, 13497948, 20246922, 26995896, 40493844, 80987688]

約数ペア:

[(1, 80987688), (2, 40493844), (3, 26995896), (4, 20246922), (6, 13497948), (8, 10123461), (9, 8998632), (12, 6748974), (18, 4499316), (24, 3374487), (27, 2999544), (36, 2249658), (54, 1499772), (72, 1124829), (81, 999848), (108, 749886), (162, 499924), (216, 374943), (324, 249962), (648, 124981)]