58585720

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{257}}^1$

素因数の和:448

約数の個数: 64

約数和(自身を含む): 136533600

約数和(自身を除く): 77947880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 139, 164, 205, 257, 278, 328, 410, 514, 556, 695, 820, 1028, 1112, 1285, 1390, 1640, 2056, 2570, 2780, 5140, 5560, 5699, 10280, 10537, 11398, 21074, 22796, 28495, 35723, 42148, 45592, 52685, 56990, 71446, 84296, 105370, 113980, 142892, 178615, 210740, 227960, 285784, 357230, 421480, 714460, 1428920, 1464643, 2929286, 5858572, 7323215, 11717144, 14646430, 29292860, 58585720]

約数ペア:

[(1, 58585720), (2, 29292860), (4, 14646430), (5, 11717144), (8, 7323215), (10, 5858572), (20, 2929286), (40, 1464643), (41, 1428920), (82, 714460), (139, 421480), (164, 357230), (205, 285784), (257, 227960), (278, 210740), (328, 178615), (410, 142892), (514, 113980), (556, 105370), (695, 84296), (820, 71446), (1028, 56990), (1112, 52685), (1285, 45592), (1390, 42148), (1640, 35723), (2056, 28495), (2570, 22796), (2780, 21074), (5140, 11398), (5560, 10537), (5699, 10280)]