31378448

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{1543}}^1$

素因数の和:1623

約数の個数: 40

約数和(自身を含む): 64329216

約数和(自身を除く): 32950768

約数列:

[1, 2, 4, 8, 16, 31, 41, 62, 82, 124, 164, 248, 328, 496, 656, 1271, 1543, 2542, 3086, 5084, 6172, 10168, 12344, 20336, 24688, 47833, 63263, 95666, 126526, 191332, 253052, 382664, 506104, 765328, 1012208, 1961153, 3922306, 7844612, 15689224, 31378448]

約数ペア:

[(1, 31378448), (2, 15689224), (4, 7844612), (8, 3922306), (16, 1961153), (31, 1012208), (41, 765328), (62, 506104), (82, 382664), (124, 253052), (164, 191332), (248, 126526), (328, 95666), (496, 63263), (656, 47833), (1271, 24688), (1543, 20336), (2542, 12344), (3086, 10168), (5084, 6172)]