25898175

素因数分解:

$3^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1$

素因数の和:173

約数の個数: 72

約数和(自身を含む): 49520640

約数和(自身を除く): 23622465

約数列:

[1, 3, 5, 9, 15, 25, 31, 45, 47, 75, 79, 93, 141, 155, 225, 235, 237, 279, 395, 423, 465, 705, 711, 775, 1175, 1185, 1395, 1457, 1975, 2115, 2325, 2449, 3525, 3555, 3713, 4371, 5925, 6975, 7285, 7347, 10575, 11139, 12245, 13113, 17775, 18565, 21855, 22041, 33417, 36425, 36735, 55695, 61225, 65565, 92825, 109275, 110205, 115103, 167085, 183675, 278475, 327825, 345309, 551025, 575515, 835425, 1035927, 1726545, 2877575, 5179635, 8632725, 25898175]

約数ペア:

[(1, 25898175), (3, 8632725), (5, 5179635), (9, 2877575), (15, 1726545), (25, 1035927), (31, 835425), (45, 575515), (47, 551025), (75, 345309), (79, 327825), (93, 278475), (141, 183675), (155, 167085), (225, 115103), (235, 110205), (237, 109275), (279, 92825), (395, 65565), (423, 61225), (465, 55695), (705, 36735), (711, 36425), (775, 33417), (1175, 22041), (1185, 21855), (1395, 18565), (1457, 17775), (1975, 13113), (2115, 12245), (2325, 11139), (2449, 10575), (3525, 7347), (3555, 7285), (3713, 6975), (4371, 5925)]