72845120

素因数分解:

$2^6\times 5^1\times {\mathrm{233}}^1\times {\mathrm{977}}^1$

素因数の和:1227

約数の個数: 56

約数和(自身を含む): 174385224

約数和(自身を除く): 101540104

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 233, 320, 466, 932, 977, 1165, 1864, 1954, 2330, 3728, 3908, 4660, 4885, 7456, 7816, 9320, 9770, 14912, 15632, 18640, 19540, 31264, 37280, 39080, 62528, 74560, 78160, 156320, 227641, 312640, 455282, 910564, 1138205, 1821128, 2276410, 3642256, 4552820, 7284512, 9105640, 14569024, 18211280, 36422560, 72845120]

約数ペア:

[(1, 72845120), (2, 36422560), (4, 18211280), (5, 14569024), (8, 9105640), (10, 7284512), (16, 4552820), (20, 3642256), (32, 2276410), (40, 1821128), (64, 1138205), (80, 910564), (160, 455282), (233, 312640), (320, 227641), (466, 156320), (932, 78160), (977, 74560), (1165, 62528), (1864, 39080), (1954, 37280), (2330, 31264), (3728, 19540), (3908, 18640), (4660, 15632), (4885, 14912), (7456, 9770), (7816, 9320)]