87484480

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{8819}}^1$

素因数の和:8867

約数の個数: 56

約数和(自身を含む): 215066880

約数和(自身を除く): 127582400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 155, 160, 248, 310, 320, 496, 620, 992, 1240, 1984, 2480, 4960, 8819, 9920, 17638, 35276, 44095, 70552, 88190, 141104, 176380, 273389, 282208, 352760, 546778, 564416, 705520, 1093556, 1366945, 1411040, 2187112, 2733890, 2822080, 4374224, 5467780, 8748448, 10935560, 17496896, 21871120, 43742240, 87484480]

約数ペア:

[(1, 87484480), (2, 43742240), (4, 21871120), (5, 17496896), (8, 10935560), (10, 8748448), (16, 5467780), (20, 4374224), (31, 2822080), (32, 2733890), (40, 2187112), (62, 1411040), (64, 1366945), (80, 1093556), (124, 705520), (155, 564416), (160, 546778), (248, 352760), (310, 282208), (320, 273389), (496, 176380), (620, 141104), (992, 88190), (1240, 70552), (1984, 44095), (2480, 35276), (4960, 17638), (8819, 9920)]