129825920

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{28979}}^1$

素因数の和:29005

約数の個数: 64

約数和(自身を含む): 354715200

約数和(自身を除く): 224889280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 280, 320, 448, 560, 640, 896, 1120, 2240, 4480, 28979, 57958, 115916, 144895, 202853, 231832, 289790, 405706, 463664, 579580, 811412, 927328, 1014265, 1159160, 1622824, 1854656, 2028530, 2318320, 3245648, 3709312, 4057060, 4636640, 6491296, 8114120, 9273280, 12982592, 16228240, 18546560, 25965184, 32456480, 64912960, 129825920]

約数ペア:

[(1, 129825920), (2, 64912960), (4, 32456480), (5, 25965184), (7, 18546560), (8, 16228240), (10, 12982592), (14, 9273280), (16, 8114120), (20, 6491296), (28, 4636640), (32, 4057060), (35, 3709312), (40, 3245648), (56, 2318320), (64, 2028530), (70, 1854656), (80, 1622824), (112, 1159160), (128, 1014265), (140, 927328), (160, 811412), (224, 579580), (280, 463664), (320, 405706), (448, 289790), (560, 231832), (640, 202853), (896, 144895), (1120, 115916), (2240, 57958), (4480, 28979)]