28114389520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{200017}}^1$

素因数の和:200288

約数の個数: 80

約数和(自身を含む): 75001949568

約数和(自身を除く): 46887560048

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 251, 280, 502, 560, 1004, 1255, 1757, 2008, 2510, 3514, 4016, 5020, 7028, 8785, 10040, 14056, 17570, 20080, 28112, 35140, 70280, 140560, 200017, 400034, 800068, 1000085, 1400119, 1600136, 2000170, 2800238, 3200272, 4000340, 5600476, 7000595, 8000680, 11200952, 14001190, 16001360, 22401904, 28002380, 50204267, 56004760, 100408534, 112009520, 200817068, 251021335, 351429869, 401634136, 502042670, 702859738, 803268272, 1004085340, 1405719476, 1757149345, 2008170680, 2811438952, 3514298690, 4016341360, 5622877904, 7028597380, 14057194760, 28114389520]

約数ペア:

[(1, 28114389520), (2, 14057194760), (4, 7028597380), (5, 5622877904), (7, 4016341360), (8, 3514298690), (10, 2811438952), (14, 2008170680), (16, 1757149345), (20, 1405719476), (28, 1004085340), (35, 803268272), (40, 702859738), (56, 502042670), (70, 401634136), (80, 351429869), (112, 251021335), (140, 200817068), (251, 112009520), (280, 100408534), (502, 56004760), (560, 50204267), (1004, 28002380), (1255, 22401904), (1757, 16001360), (2008, 14001190), (2510, 11200952), (3514, 8000680), (4016, 7000595), (5020, 5600476), (7028, 4000340), (8785, 3200272), (10040, 2800238), (14056, 2000170), (17570, 1600136), (20080, 1400119), (28112, 1000085), (35140, 800068), (70280, 400034), (140560, 200017)]