71381000

素因数分解:

$2^3\times 5^3\times {\mathrm{41}}^1\times {\mathrm{1741}}^1$

素因数の和:1803

約数の個数: 64

約数和(自身を含む): 171203760

約数和(自身を除く): 99822760

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 41, 50, 82, 100, 125, 164, 200, 205, 250, 328, 410, 500, 820, 1000, 1025, 1640, 1741, 2050, 3482, 4100, 5125, 6964, 8200, 8705, 10250, 13928, 17410, 20500, 34820, 41000, 43525, 69640, 71381, 87050, 142762, 174100, 217625, 285524, 348200, 356905, 435250, 571048, 713810, 870500, 1427620, 1741000, 1784525, 2855240, 3569050, 7138100, 8922625, 14276200, 17845250, 35690500, 71381000]

約数ペア:

[(1, 71381000), (2, 35690500), (4, 17845250), (5, 14276200), (8, 8922625), (10, 7138100), (20, 3569050), (25, 2855240), (40, 1784525), (41, 1741000), (50, 1427620), (82, 870500), (100, 713810), (125, 571048), (164, 435250), (200, 356905), (205, 348200), (250, 285524), (328, 217625), (410, 174100), (500, 142762), (820, 87050), (1000, 71381), (1025, 69640), (1640, 43525), (1741, 41000), (2050, 34820), (3482, 20500), (4100, 17410), (5125, 13928), (6964, 10250), (8200, 8705)]