67159640

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{1321}}^1$

素因数の和:1404

約数の個数: 64

約数和(自身を含む): 159909120

約数和(自身を除く): 92749480

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 41, 62, 82, 124, 155, 164, 205, 248, 310, 328, 410, 620, 820, 1240, 1271, 1321, 1640, 2542, 2642, 5084, 5284, 6355, 6605, 10168, 10568, 12710, 13210, 25420, 26420, 40951, 50840, 52840, 54161, 81902, 108322, 163804, 204755, 216644, 270805, 327608, 409510, 433288, 541610, 819020, 1083220, 1638040, 1678991, 2166440, 3357982, 6715964, 8394955, 13431928, 16789910, 33579820, 67159640]

約数ペア:

[(1, 67159640), (2, 33579820), (4, 16789910), (5, 13431928), (8, 8394955), (10, 6715964), (20, 3357982), (31, 2166440), (40, 1678991), (41, 1638040), (62, 1083220), (82, 819020), (124, 541610), (155, 433288), (164, 409510), (205, 327608), (248, 270805), (310, 216644), (328, 204755), (410, 163804), (620, 108322), (820, 81902), (1240, 54161), (1271, 52840), (1321, 50840), (1640, 40951), (2542, 26420), (2642, 25420), (5084, 13210), (5284, 12710), (6355, 10568), (6605, 10168)]