72487835

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{1699}}^1$

素因数の和:1787

約数の個数: 32

約数和(自身を含む): 105753600

約数和(自身を除く): 33265765

約数列:

[1, 5, 7, 23, 35, 53, 115, 161, 265, 371, 805, 1219, 1699, 1855, 6095, 8495, 8533, 11893, 39077, 42665, 59465, 90047, 195385, 273539, 450235, 630329, 1367695, 2071081, 3151645, 10355405, 14497567, 72487835]

約数ペア:

[(1, 72487835), (5, 14497567), (7, 10355405), (23, 3151645), (35, 2071081), (53, 1367695), (115, 630329), (161, 450235), (265, 273539), (371, 195385), (805, 90047), (1219, 59465), (1699, 42665), (1855, 39077), (6095, 11893), (8495, 8533)]