1555120736

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{1619}}^1\times {\mathrm{2309}}^1$

素因数の和:3951

約数の個数: 48

約数和(自身を含む): 3300620400

約数和(自身を除く): 1745499664

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 1619, 2309, 3238, 4618, 6476, 9236, 12952, 18472, 21047, 25904, 30017, 36944, 42094, 51808, 60034, 73888, 84188, 120068, 168376, 240136, 336752, 480272, 673504, 960544, 3738271, 7476542, 14953084, 29906168, 48597523, 59812336, 97195046, 119624672, 194390092, 388780184, 777560368, 1555120736]

約数ペア:

[(1, 1555120736), (2, 777560368), (4, 388780184), (8, 194390092), (13, 119624672), (16, 97195046), (26, 59812336), (32, 48597523), (52, 29906168), (104, 14953084), (208, 7476542), (416, 3738271), (1619, 960544), (2309, 673504), (3238, 480272), (4618, 336752), (6476, 240136), (9236, 168376), (12952, 120068), (18472, 84188), (21047, 73888), (25904, 60034), (30017, 51808), (36944, 42094)]