74729375

素因数分解:

$5^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1$

素因数の和:106

約数の個数: 80

約数和(自身を含む): 119961600

約数和(自身を除く): 45232225

約数列:

[1, 5, 7, 19, 25, 29, 31, 35, 95, 125, 133, 145, 155, 175, 203, 217, 475, 551, 589, 625, 665, 725, 775, 875, 899, 1015, 1085, 2375, 2755, 2945, 3325, 3625, 3857, 3875, 4123, 4375, 4495, 5075, 5425, 6293, 11875, 13775, 14725, 16625, 17081, 18125, 19285, 19375, 20615, 22475, 25375, 27125, 31465, 68875, 73625, 83125, 85405, 96425, 103075, 112375, 119567, 126875, 135625, 157325, 344375, 368125, 427025, 482125, 515375, 561875, 597835, 786625, 2135125, 2410625, 2576875, 2989175, 3933125, 10675625, 14945875, 74729375]

約数ペア:

[(1, 74729375), (5, 14945875), (7, 10675625), (19, 3933125), (25, 2989175), (29, 2576875), (31, 2410625), (35, 2135125), (95, 786625), (125, 597835), (133, 561875), (145, 515375), (155, 482125), (175, 427025), (203, 368125), (217, 344375), (475, 157325), (551, 135625), (589, 126875), (625, 119567), (665, 112375), (725, 103075), (775, 96425), (875, 85405), (899, 83125), (1015, 73625), (1085, 68875), (2375, 31465), (2755, 27125), (2945, 25375), (3325, 22475), (3625, 20615), (3857, 19375), (3875, 19285), (4123, 18125), (4375, 17081), (4495, 16625), (5075, 14725), (5425, 13775), (6293, 11875)]