678751450

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{9241}}^1$

素因数の和:9379

約数の個数: 48

約数和(自身を含む): 1371771576

約数和(自身を除く): 693020126

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 113, 130, 226, 325, 565, 650, 1130, 1469, 2825, 2938, 5650, 7345, 9241, 14690, 18482, 36725, 46205, 73450, 92410, 120133, 231025, 240266, 462050, 600665, 1044233, 1201330, 2088466, 3003325, 5221165, 6006650, 10442330, 13575029, 26105825, 27150058, 52211650, 67875145, 135750290, 339375725, 678751450]

約数ペア:

[(1, 678751450), (2, 339375725), (5, 135750290), (10, 67875145), (13, 52211650), (25, 27150058), (26, 26105825), (50, 13575029), (65, 10442330), (113, 6006650), (130, 5221165), (226, 3003325), (325, 2088466), (565, 1201330), (650, 1044233), (1130, 600665), (1469, 462050), (2825, 240266), (2938, 231025), (5650, 120133), (7345, 92410), (9241, 73450), (14690, 46205), (18482, 36725)]