69605540

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{857}}^1$

素因数の和:1028

約数の個数: 48

約数和(自身を含む): 152216064

約数和(自身を除く): 82610524

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 131, 155, 262, 310, 524, 620, 655, 857, 1310, 1714, 2620, 3428, 4061, 4285, 8122, 8570, 16244, 17140, 20305, 26567, 40610, 53134, 81220, 106268, 112267, 132835, 224534, 265670, 449068, 531340, 561335, 1122670, 2245340, 3480277, 6960554, 13921108, 17401385, 34802770, 69605540]

約数ペア:

[(1, 69605540), (2, 34802770), (4, 17401385), (5, 13921108), (10, 6960554), (20, 3480277), (31, 2245340), (62, 1122670), (124, 561335), (131, 531340), (155, 449068), (262, 265670), (310, 224534), (524, 132835), (620, 112267), (655, 106268), (857, 81220), (1310, 53134), (1714, 40610), (2620, 26567), (3428, 20305), (4061, 17140), (4285, 16244), (8122, 8570)]