142504520

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{2803}}^1$

素因数の和:2886

約数の個数: 64

約数和(自身を含む): 339171840

約数和(自身を除く): 196667320

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 41, 62, 82, 124, 155, 164, 205, 248, 310, 328, 410, 620, 820, 1240, 1271, 1640, 2542, 2803, 5084, 5606, 6355, 10168, 11212, 12710, 14015, 22424, 25420, 28030, 50840, 56060, 86893, 112120, 114923, 173786, 229846, 347572, 434465, 459692, 574615, 695144, 868930, 919384, 1149230, 1737860, 2298460, 3475720, 3562613, 4596920, 7125226, 14250452, 17813065, 28500904, 35626130, 71252260, 142504520]

約数ペア:

[(1, 142504520), (2, 71252260), (4, 35626130), (5, 28500904), (8, 17813065), (10, 14250452), (20, 7125226), (31, 4596920), (40, 3562613), (41, 3475720), (62, 2298460), (82, 1737860), (124, 1149230), (155, 919384), (164, 868930), (205, 695144), (248, 574615), (310, 459692), (328, 434465), (410, 347572), (620, 229846), (820, 173786), (1240, 114923), (1271, 112120), (1640, 86893), (2542, 56060), (2803, 50840), (5084, 28030), (5606, 25420), (6355, 22424), (10168, 14015), (11212, 12710)]