71276540

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{1741}}^1$

素因数の和:1862

約数の個数: 48

約数和(自身を含む): 158034240

約数和(自身を除く): 86757700

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 89, 92, 115, 178, 230, 356, 445, 460, 890, 1741, 1780, 2047, 3482, 4094, 6964, 8188, 8705, 10235, 17410, 20470, 34820, 40043, 40940, 80086, 154949, 160172, 200215, 309898, 400430, 619796, 774745, 800860, 1549490, 3098980, 3563827, 7127654, 14255308, 17819135, 35638270, 71276540]

約数ペア:

[(1, 71276540), (2, 35638270), (4, 17819135), (5, 14255308), (10, 7127654), (20, 3563827), (23, 3098980), (46, 1549490), (89, 800860), (92, 774745), (115, 619796), (178, 400430), (230, 309898), (356, 200215), (445, 160172), (460, 154949), (890, 80086), (1741, 40940), (1780, 40043), (2047, 34820), (3482, 20470), (4094, 17410), (6964, 10235), (8188, 8705)]