64461400

素因数分解:

$2^3\times 5^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{281}}^1$

素因数の和:365

約数の個数: 96

約数和(自身を含む): 159454080

約数和(自身を除く): 94992680

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 31, 37, 40, 50, 62, 74, 100, 124, 148, 155, 185, 200, 248, 281, 296, 310, 370, 562, 620, 740, 775, 925, 1124, 1147, 1240, 1405, 1480, 1550, 1850, 2248, 2294, 2810, 3100, 3700, 4588, 5620, 5735, 6200, 7025, 7400, 8711, 9176, 10397, 11240, 11470, 14050, 17422, 20794, 22940, 28100, 28675, 34844, 41588, 43555, 45880, 51985, 56200, 57350, 69688, 83176, 87110, 103970, 114700, 174220, 207940, 217775, 229400, 259925, 322307, 348440, 415880, 435550, 519850, 644614, 871100, 1039700, 1289228, 1611535, 1742200, 2079400, 2578456, 3223070, 6446140, 8057675, 12892280, 16115350, 32230700, 64461400]

約数ペア:

[(1, 64461400), (2, 32230700), (4, 16115350), (5, 12892280), (8, 8057675), (10, 6446140), (20, 3223070), (25, 2578456), (31, 2079400), (37, 1742200), (40, 1611535), (50, 1289228), (62, 1039700), (74, 871100), (100, 644614), (124, 519850), (148, 435550), (155, 415880), (185, 348440), (200, 322307), (248, 259925), (281, 229400), (296, 217775), (310, 207940), (370, 174220), (562, 114700), (620, 103970), (740, 87110), (775, 83176), (925, 69688), (1124, 57350), (1147, 56200), (1240, 51985), (1405, 45880), (1480, 43555), (1550, 41588), (1850, 34844), (2248, 28675), (2294, 28100), (2810, 22940), (3100, 20794), (3700, 17422), (4588, 14050), (5620, 11470), (5735, 11240), (6200, 10397), (7025, 9176), (7400, 8711)]