86387120

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{227}}^1$

素因数の和:378

約数の個数: 80

約数和(自身を含む): 207629568

約数和(自身を除く): 121242448

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 71, 80, 134, 142, 227, 268, 284, 335, 355, 454, 536, 568, 670, 710, 908, 1072, 1135, 1136, 1340, 1420, 1816, 2270, 2680, 2840, 3632, 4540, 4757, 5360, 5680, 9080, 9514, 15209, 16117, 18160, 19028, 23785, 30418, 32234, 38056, 47570, 60836, 64468, 76045, 76112, 80585, 95140, 121672, 128936, 152090, 161170, 190280, 243344, 257872, 304180, 322340, 380560, 608360, 644680, 1079839, 1216720, 1289360, 2159678, 4319356, 5399195, 8638712, 10798390, 17277424, 21596780, 43193560, 86387120]

約数ペア:

[(1, 86387120), (2, 43193560), (4, 21596780), (5, 17277424), (8, 10798390), (10, 8638712), (16, 5399195), (20, 4319356), (40, 2159678), (67, 1289360), (71, 1216720), (80, 1079839), (134, 644680), (142, 608360), (227, 380560), (268, 322340), (284, 304180), (335, 257872), (355, 243344), (454, 190280), (536, 161170), (568, 152090), (670, 128936), (710, 121672), (908, 95140), (1072, 80585), (1135, 76112), (1136, 76045), (1340, 64468), (1420, 60836), (1816, 47570), (2270, 38056), (2680, 32234), (2840, 30418), (3632, 23785), (4540, 19028), (4757, 18160), (5360, 16117), (5680, 15209), (9080, 9514)]