25897304

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{347}}^1\times {\mathrm{491}}^1$

素因数の和:863

約数の個数: 32

約数和(自身を含む): 51364800

約数和(自身を除く): 25467496

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 347, 491, 694, 982, 1388, 1964, 2776, 3928, 6593, 9329, 13186, 18658, 26372, 37316, 52744, 74632, 170377, 340754, 681508, 1363016, 3237163, 6474326, 12948652, 25897304]

約数ペア:

[(1, 25897304), (2, 12948652), (4, 6474326), (8, 3237163), (19, 1363016), (38, 681508), (76, 340754), (152, 170377), (347, 74632), (491, 52744), (694, 37316), (982, 26372), (1388, 18658), (1964, 13186), (2776, 9329), (3928, 6593)]