51545920

素因数分解:

$2^6\times 5^1\times {\mathrm{79}}^1\times {\mathrm{2039}}^1$

素因数の和:2135

約数の個数: 56

約数和(自身を含む): 124358400

約数和(自身を除く): 72812480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 79, 80, 158, 160, 316, 320, 395, 632, 790, 1264, 1580, 2039, 2528, 3160, 4078, 5056, 6320, 8156, 10195, 12640, 16312, 20390, 25280, 32624, 40780, 65248, 81560, 130496, 161081, 163120, 322162, 326240, 644324, 652480, 805405, 1288648, 1610810, 2577296, 3221620, 5154592, 6443240, 10309184, 12886480, 25772960, 51545920]

約数ペア:

[(1, 51545920), (2, 25772960), (4, 12886480), (5, 10309184), (8, 6443240), (10, 5154592), (16, 3221620), (20, 2577296), (32, 1610810), (40, 1288648), (64, 805405), (79, 652480), (80, 644324), (158, 326240), (160, 322162), (316, 163120), (320, 161081), (395, 130496), (632, 81560), (790, 65248), (1264, 40780), (1580, 32624), (2039, 25280), (2528, 20390), (3160, 16312), (4078, 12640), (5056, 10195), (6320, 8156)]