87148240

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{229}}^1$

素因数の和:380

約数の個数: 80

約数和(自身を含む): 209450880

約数和(自身を除く): 122302640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 71, 80, 134, 142, 229, 268, 284, 335, 355, 458, 536, 568, 670, 710, 916, 1072, 1136, 1145, 1340, 1420, 1832, 2290, 2680, 2840, 3664, 4580, 4757, 5360, 5680, 9160, 9514, 15343, 16259, 18320, 19028, 23785, 30686, 32518, 38056, 47570, 61372, 65036, 76112, 76715, 81295, 95140, 122744, 130072, 153430, 162590, 190280, 245488, 260144, 306860, 325180, 380560, 613720, 650360, 1089353, 1227440, 1300720, 2178706, 4357412, 5446765, 8714824, 10893530, 17429648, 21787060, 43574120, 87148240]

約数ペア:

[(1, 87148240), (2, 43574120), (4, 21787060), (5, 17429648), (8, 10893530), (10, 8714824), (16, 5446765), (20, 4357412), (40, 2178706), (67, 1300720), (71, 1227440), (80, 1089353), (134, 650360), (142, 613720), (229, 380560), (268, 325180), (284, 306860), (335, 260144), (355, 245488), (458, 190280), (536, 162590), (568, 153430), (670, 130072), (710, 122744), (916, 95140), (1072, 81295), (1136, 76715), (1145, 76112), (1340, 65036), (1420, 61372), (1832, 47570), (2290, 38056), (2680, 32518), (2840, 30686), (3664, 23785), (4580, 19028), (4757, 18320), (5360, 16259), (5680, 15343), (9160, 9514)]