80204985

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1489}}^1$

素因数の和:1532

約数の個数: 80

約数和(自身を含む): 173078400

約数和(自身を除く): 92873415

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 27, 35, 45, 57, 63, 81, 95, 105, 133, 135, 171, 189, 285, 315, 399, 405, 513, 567, 665, 855, 945, 1197, 1489, 1539, 1995, 2565, 2835, 3591, 4467, 5985, 7445, 7695, 10423, 10773, 13401, 17955, 22335, 28291, 31269, 40203, 52115, 53865, 67005, 84873, 93807, 120609, 141455, 156345, 198037, 201015, 254619, 281421, 424365, 469035, 594111, 603045, 763857, 844263, 990185, 1273095, 1407105, 1782333, 2291571, 2970555, 3819285, 4221315, 5346999, 8911665, 11457855, 16040997, 26734995, 80204985]

約数ペア:

[(1, 80204985), (3, 26734995), (5, 16040997), (7, 11457855), (9, 8911665), (15, 5346999), (19, 4221315), (21, 3819285), (27, 2970555), (35, 2291571), (45, 1782333), (57, 1407105), (63, 1273095), (81, 990185), (95, 844263), (105, 763857), (133, 603045), (135, 594111), (171, 469035), (189, 424365), (285, 281421), (315, 254619), (399, 201015), (405, 198037), (513, 156345), (567, 141455), (665, 120609), (855, 93807), (945, 84873), (1197, 67005), (1489, 53865), (1539, 52115), (1995, 40203), (2565, 31269), (2835, 28291), (3591, 22335), (4467, 17955), (5985, 13401), (7445, 10773), (7695, 10423)]