4173925

素因数分解:

$5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1$

素因数の和:118

約数の個数: 48

約数和(自身を含む): 6642432

約数和(自身を除く): 2468507

約数列:

[1, 5, 7, 17, 23, 25, 35, 61, 85, 115, 119, 161, 175, 305, 391, 425, 427, 575, 595, 805, 1037, 1403, 1525, 1955, 2135, 2737, 2975, 4025, 5185, 7015, 7259, 9775, 9821, 10675, 13685, 23851, 25925, 35075, 36295, 49105, 68425, 119255, 166957, 181475, 245525, 596275, 834785, 4173925]

約数ペア:

[(1, 4173925), (5, 834785), (7, 596275), (17, 245525), (23, 181475), (25, 166957), (35, 119255), (61, 68425), (85, 49105), (115, 36295), (119, 35075), (161, 25925), (175, 23851), (305, 13685), (391, 10675), (425, 9821), (427, 9775), (575, 7259), (595, 7015), (805, 5185), (1037, 4025), (1403, 2975), (1525, 2737), (1955, 2135)]