63461840

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{439}}^1$

素因数の和:604

約数の個数: 80

約数和(自身を含む): 160406400

約数和(自身を除く): 96944560

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 139, 208, 260, 278, 439, 520, 556, 695, 878, 1040, 1112, 1390, 1756, 1807, 2195, 2224, 2780, 3512, 3614, 4390, 5560, 5707, 7024, 7228, 8780, 9035, 11120, 11414, 14456, 17560, 18070, 22828, 28535, 28912, 35120, 36140, 45656, 57070, 61021, 72280, 91312, 114140, 122042, 144560, 228280, 244084, 305105, 456560, 488168, 610210, 793273, 976336, 1220420, 1586546, 2440840, 3173092, 3966365, 4881680, 6346184, 7932730, 12692368, 15865460, 31730920, 63461840]

約数ペア:

[(1, 63461840), (2, 31730920), (4, 15865460), (5, 12692368), (8, 7932730), (10, 6346184), (13, 4881680), (16, 3966365), (20, 3173092), (26, 2440840), (40, 1586546), (52, 1220420), (65, 976336), (80, 793273), (104, 610210), (130, 488168), (139, 456560), (208, 305105), (260, 244084), (278, 228280), (439, 144560), (520, 122042), (556, 114140), (695, 91312), (878, 72280), (1040, 61021), (1112, 57070), (1390, 45656), (1756, 36140), (1807, 35120), (2195, 28912), (2224, 28535), (2780, 22828), (3512, 18070), (3614, 17560), (4390, 14456), (5560, 11414), (5707, 11120), (7024, 9035), (7228, 8780)]