253136450

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{277}}^1\times {\mathrm{373}}^1$

素因数の和:676

約数の個数: 72

約数和(自身を含む): 551155572

約数和(自身を除く): 298019122

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 49, 50, 70, 98, 175, 245, 277, 350, 373, 490, 554, 746, 1225, 1385, 1865, 1939, 2450, 2611, 2770, 3730, 3878, 5222, 6925, 9325, 9695, 13055, 13573, 13850, 18277, 18650, 19390, 26110, 27146, 36554, 48475, 65275, 67865, 91385, 96950, 103321, 130550, 135730, 182770, 206642, 339325, 456925, 516605, 678650, 723247, 913850, 1033210, 1446494, 2583025, 3616235, 5062729, 5166050, 7232470, 10125458, 18081175, 25313645, 36162350, 50627290, 126568225, 253136450]

約数ペア:

[(1, 253136450), (2, 126568225), (5, 50627290), (7, 36162350), (10, 25313645), (14, 18081175), (25, 10125458), (35, 7232470), (49, 5166050), (50, 5062729), (70, 3616235), (98, 2583025), (175, 1446494), (245, 1033210), (277, 913850), (350, 723247), (373, 678650), (490, 516605), (554, 456925), (746, 339325), (1225, 206642), (1385, 182770), (1865, 135730), (1939, 130550), (2450, 103321), (2611, 96950), (2770, 91385), (3730, 67865), (3878, 65275), (5222, 48475), (6925, 36554), (9325, 27146), (9695, 26110), (13055, 19390), (13573, 18650), (13850, 18277)]