64014760

素因数分解:

$2^3\times 5^1\times {\mathrm{313}}^1\times {\mathrm{5113}}^1$

素因数の和:5437

約数の個数: 32

約数和(自身を含む): 144521640

約数和(自身を除く): 80506880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 313, 626, 1252, 1565, 2504, 3130, 5113, 6260, 10226, 12520, 20452, 25565, 40904, 51130, 102260, 204520, 1600369, 3200738, 6401476, 8001845, 12802952, 16003690, 32007380, 64014760]

約数ペア:

[(1, 64014760), (2, 32007380), (4, 16003690), (5, 12802952), (8, 8001845), (10, 6401476), (20, 3200738), (40, 1600369), (313, 204520), (626, 102260), (1252, 51130), (1565, 40904), (2504, 25565), (3130, 20452), (5113, 12520), (6260, 10226)]