389946025

素因数分解:

$5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{5099}}^1$

素因数の和:5158

約数の個数: 48

約数和(自身を含む): 607104000

約数和(自身を除く): 217157975

約数列:

[1, 5, 7, 19, 23, 25, 35, 95, 115, 133, 161, 175, 437, 475, 575, 665, 805, 2185, 3059, 3325, 4025, 5099, 10925, 15295, 25495, 35693, 76475, 96881, 117277, 127475, 178465, 484405, 586385, 678167, 820939, 892325, 2228263, 2422025, 2931925, 3390835, 4104695, 11141315, 15597841, 16954175, 20523475, 55706575, 77989205, 389946025]

約数ペア:

[(1, 389946025), (5, 77989205), (7, 55706575), (19, 20523475), (23, 16954175), (25, 15597841), (35, 11141315), (95, 4104695), (115, 3390835), (133, 2931925), (161, 2422025), (175, 2228263), (437, 892325), (475, 820939), (575, 678167), (665, 586385), (805, 484405), (2185, 178465), (3059, 127475), (3325, 117277), (4025, 96881), (5099, 76475), (10925, 35693), (15295, 25495)]