73716975

素因数分解:

$3^2\times 5^2\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1$

素因数の和:249

約数の個数: 72

約数和(自身を含む): 138522384

約数和(自身を除く): 64805409

約数列:

[1, 3, 5, 9, 15, 25, 41, 45, 61, 75, 123, 131, 183, 205, 225, 305, 369, 393, 549, 615, 655, 915, 1025, 1179, 1525, 1845, 1965, 2501, 2745, 3075, 3275, 4575, 5371, 5895, 7503, 7991, 9225, 9825, 12505, 13725, 16113, 22509, 23973, 26855, 29475, 37515, 39955, 48339, 62525, 71919, 80565, 112545, 119865, 134275, 187575, 199775, 241695, 327631, 359595, 402825, 562725, 599325, 982893, 1208475, 1638155, 1797975, 2948679, 4914465, 8190775, 14743395, 24572325, 73716975]

約数ペア:

[(1, 73716975), (3, 24572325), (5, 14743395), (9, 8190775), (15, 4914465), (25, 2948679), (41, 1797975), (45, 1638155), (61, 1208475), (75, 982893), (123, 599325), (131, 562725), (183, 402825), (205, 359595), (225, 327631), (305, 241695), (369, 199775), (393, 187575), (549, 134275), (615, 119865), (655, 112545), (915, 80565), (1025, 71919), (1179, 62525), (1525, 48339), (1845, 39955), (1965, 37515), (2501, 29475), (2745, 26855), (3075, 23973), (3275, 22509), (4575, 16113), (5371, 13725), (5895, 12505), (7503, 9825), (7991, 9225)]