25640498

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{359}}^1$

素因数の和:482

約数の個数: 32

約数和(自身を含む): 43182720

約数和(自身を除く): 17542222

約数列:

[1, 2, 13, 26, 41, 67, 82, 134, 359, 533, 718, 871, 1066, 1742, 2747, 4667, 5494, 9334, 14719, 24053, 29438, 35711, 48106, 71422, 191347, 312689, 382694, 625378, 986173, 1972346, 12820249, 25640498]

約数ペア:

[(1, 25640498), (2, 12820249), (13, 1972346), (26, 986173), (41, 625378), (67, 382694), (82, 312689), (134, 191347), (359, 71422), (533, 48106), (718, 35711), (871, 29438), (1066, 24053), (1742, 14719), (2747, 9334), (4667, 5494)]