98400680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{3623}}^1$

素因数の和:3738

約数の個数: 64

約数和(自身を含む): 255709440

約数和(自身を除く): 157308760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 97, 140, 194, 280, 388, 485, 679, 776, 970, 1358, 1940, 2716, 3395, 3623, 3880, 5432, 6790, 7246, 13580, 14492, 18115, 25361, 27160, 28984, 36230, 50722, 72460, 101444, 126805, 144920, 202888, 253610, 351431, 507220, 702862, 1014440, 1405724, 1757155, 2460017, 2811448, 3514310, 4920034, 7028620, 9840068, 12300085, 14057240, 19680136, 24600170, 49200340, 98400680]

約数ペア:

[(1, 98400680), (2, 49200340), (4, 24600170), (5, 19680136), (7, 14057240), (8, 12300085), (10, 9840068), (14, 7028620), (20, 4920034), (28, 3514310), (35, 2811448), (40, 2460017), (56, 1757155), (70, 1405724), (97, 1014440), (140, 702862), (194, 507220), (280, 351431), (388, 253610), (485, 202888), (679, 144920), (776, 126805), (970, 101444), (1358, 72460), (1940, 50722), (2716, 36230), (3395, 28984), (3623, 27160), (3880, 25361), (5432, 18115), (6790, 14492), (7246, 13580)]