109748680

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{1321}}^1$

素因数の和:1430

約数の個数: 64

約数和(自身を含む): 258900480

約数和(自身を除く): 149151800

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 67, 124, 134, 155, 248, 268, 310, 335, 536, 620, 670, 1240, 1321, 1340, 2077, 2642, 2680, 4154, 5284, 6605, 8308, 10385, 10568, 13210, 16616, 20770, 26420, 40951, 41540, 52840, 81902, 83080, 88507, 163804, 177014, 204755, 327608, 354028, 409510, 442535, 708056, 819020, 885070, 1638040, 1770140, 2743717, 3540280, 5487434, 10974868, 13718585, 21949736, 27437170, 54874340, 109748680]

約数ペア:

[(1, 109748680), (2, 54874340), (4, 27437170), (5, 21949736), (8, 13718585), (10, 10974868), (20, 5487434), (31, 3540280), (40, 2743717), (62, 1770140), (67, 1638040), (124, 885070), (134, 819020), (155, 708056), (248, 442535), (268, 409510), (310, 354028), (335, 327608), (536, 204755), (620, 177014), (670, 163804), (1240, 88507), (1321, 83080), (1340, 81902), (2077, 52840), (2642, 41540), (2680, 40951), (4154, 26420), (5284, 20770), (6605, 16616), (8308, 13210), (10385, 10568)]