129931025

素因数分解:

$5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1699}}^1$

素因数の和:1758

約数の個数: 48

約数和(自身を含む): 202368000

約数和(自身を除く): 72436975

約数列:

[1, 5, 7, 19, 23, 25, 35, 95, 115, 133, 161, 175, 437, 475, 575, 665, 805, 1699, 2185, 3059, 3325, 4025, 8495, 10925, 11893, 15295, 32281, 39077, 42475, 59465, 76475, 161405, 195385, 225967, 273539, 297325, 742463, 807025, 976925, 1129835, 1367695, 3712315, 5197241, 5649175, 6838475, 18561575, 25986205, 129931025]

約数ペア:

[(1, 129931025), (5, 25986205), (7, 18561575), (19, 6838475), (23, 5649175), (25, 5197241), (35, 3712315), (95, 1367695), (115, 1129835), (133, 976925), (161, 807025), (175, 742463), (437, 297325), (475, 273539), (575, 225967), (665, 195385), (805, 161405), (1699, 76475), (2185, 59465), (3059, 42475), (3325, 39077), (4025, 32281), (8495, 15295), (10925, 11893)]