1313430320

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{233}}^1\times {\mathrm{2273}}^1$

素因数の和:2550

約数の個数: 80

約数和(自身を含む): 3167154432

約数和(自身を除く): 1853724112

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 233, 248, 310, 466, 496, 620, 932, 1165, 1240, 1864, 2273, 2330, 2480, 3728, 4546, 4660, 7223, 9092, 9320, 11365, 14446, 18184, 18640, 22730, 28892, 36115, 36368, 45460, 57784, 70463, 72230, 90920, 115568, 140926, 144460, 181840, 281852, 288920, 352315, 529609, 563704, 577840, 704630, 1059218, 1127408, 1409260, 2118436, 2648045, 2818520, 4236872, 5296090, 5637040, 8473744, 10592180, 16417879, 21184360, 32835758, 42368720, 65671516, 82089395, 131343032, 164178790, 262686064, 328357580, 656715160, 1313430320]

約数ペア:

[(1, 1313430320), (2, 656715160), (4, 328357580), (5, 262686064), (8, 164178790), (10, 131343032), (16, 82089395), (20, 65671516), (31, 42368720), (40, 32835758), (62, 21184360), (80, 16417879), (124, 10592180), (155, 8473744), (233, 5637040), (248, 5296090), (310, 4236872), (466, 2818520), (496, 2648045), (620, 2118436), (932, 1409260), (1165, 1127408), (1240, 1059218), (1864, 704630), (2273, 577840), (2330, 563704), (2480, 529609), (3728, 352315), (4546, 288920), (4660, 281852), (7223, 181840), (9092, 144460), (9320, 140926), (11365, 115568), (14446, 90920), (18184, 72230), (18640, 70463), (22730, 57784), (28892, 45460), (36115, 36368)]