130639360

素因数分解:

$2^9\times 5^1\times {\mathrm{51031}}^1$

素因数の和:51054

約数の個数: 40

約数和(自身を含む): 313234416

約数和(自身を除く): 182595056

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 51031, 102062, 204124, 255155, 408248, 510310, 816496, 1020620, 1632992, 2041240, 3265984, 4082480, 6531968, 8164960, 13063936, 16329920, 26127872, 32659840, 65319680, 130639360]

約数ペア:

[(1, 130639360), (2, 65319680), (4, 32659840), (5, 26127872), (8, 16329920), (10, 13063936), (16, 8164960), (20, 6531968), (32, 4082480), (40, 3265984), (64, 2041240), (80, 1632992), (128, 1020620), (160, 816496), (256, 510310), (320, 408248), (512, 255155), (640, 204124), (1280, 102062), (2560, 51031)]