64423425

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{229}}^1$

素因数の和:295

約数の個数: 72

約数和(自身を含む): 121381120

約数和(自身を除く): 56957695

約数列:

[1, 3, 5, 11, 15, 25, 31, 33, 55, 75, 93, 121, 155, 165, 229, 275, 341, 363, 465, 605, 687, 775, 825, 1023, 1145, 1705, 1815, 2325, 2519, 3025, 3435, 3751, 5115, 5725, 7099, 7557, 8525, 9075, 11253, 12595, 17175, 18755, 21297, 25575, 27709, 35495, 37785, 56265, 62975, 78089, 83127, 93775, 106485, 138545, 177475, 188925, 234267, 281325, 390445, 415635, 532425, 692725, 858979, 1171335, 1952225, 2078175, 2576937, 4294895, 5856675, 12884685, 21474475, 64423425]

約数ペア:

[(1, 64423425), (3, 21474475), (5, 12884685), (11, 5856675), (15, 4294895), (25, 2576937), (31, 2078175), (33, 1952225), (55, 1171335), (75, 858979), (93, 692725), (121, 532425), (155, 415635), (165, 390445), (229, 281325), (275, 234267), (341, 188925), (363, 177475), (465, 138545), (605, 106485), (687, 93775), (775, 83127), (825, 78089), (1023, 62975), (1145, 56265), (1705, 37785), (1815, 35495), (2325, 27709), (2519, 25575), (3025, 21297), (3435, 18755), (3751, 17175), (5115, 12595), (5725, 11253), (7099, 9075), (7557, 8525)]