201729726040

素因数分解:

$2^3\times 5^1\times {\mathrm{457}}^1\times {\mathrm{2081}}^1\times {\mathrm{5303}}^1$

素因数の和:7852

約数の個数: 64

約数和(自身を含む): 455189492160

約数和(自身を除く): 253459766120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 457, 914, 1828, 2081, 2285, 3656, 4162, 4570, 5303, 8324, 9140, 10405, 10606, 16648, 18280, 20810, 21212, 26515, 41620, 42424, 53030, 83240, 106060, 212120, 951017, 1902034, 2423471, 3804068, 4755085, 4846942, 7608136, 9510170, 9693884, 11035543, 12117355, 19020340, 19387768, 22071086, 24234710, 38040680, 44142172, 48469420, 55177715, 88284344, 96938840, 110355430, 220710860, 441421720, 5043243151, 10086486302, 20172972604, 25216215755, 40345945208, 50432431510, 100864863020, 201729726040]

約数ペア:

[(1, 201729726040), (2, 100864863020), (4, 50432431510), (5, 40345945208), (8, 25216215755), (10, 20172972604), (20, 10086486302), (40, 5043243151), (457, 441421720), (914, 220710860), (1828, 110355430), (2081, 96938840), (2285, 88284344), (3656, 55177715), (4162, 48469420), (4570, 44142172), (5303, 38040680), (8324, 24234710), (9140, 22071086), (10405, 19387768), (10606, 19020340), (16648, 12117355), (18280, 11035543), (20810, 9693884), (21212, 9510170), (26515, 7608136), (41620, 4846942), (42424, 4755085), (53030, 3804068), (83240, 2423471), (106060, 1902034), (212120, 951017)]