649763930

素因数分解:

$2^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{563}}^1\times {\mathrm{881}}^1$

素因数の和:1582

約数の個数: 32

約数和(自身を含む): 1181936448

約数和(自身を除く): 532172518

約数列:

[1, 2, 5, 10, 131, 262, 563, 655, 881, 1126, 1310, 1762, 2815, 4405, 5630, 8810, 73753, 115411, 147506, 230822, 368765, 496003, 577055, 737530, 992006, 1154110, 2480015, 4960030, 64976393, 129952786, 324881965, 649763930]

約数ペア:

[(1, 649763930), (2, 324881965), (5, 129952786), (10, 64976393), (131, 4960030), (262, 2480015), (563, 1154110), (655, 992006), (881, 737530), (1126, 577055), (1310, 496003), (1762, 368765), (2815, 230822), (4405, 147506), (5630, 115411), (8810, 73753)]