130724480

素因数分解:

$2^7\times 5^1\times {\mathrm{157}}^1\times {\mathrm{1301}}^1$

素因数の和:1477

約数の個数: 64

約数和(自身を含む): 314745480

約数和(自身を除く): 184021000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 157, 160, 314, 320, 628, 640, 785, 1256, 1301, 1570, 2512, 2602, 3140, 5024, 5204, 6280, 6505, 10048, 10408, 12560, 13010, 20096, 20816, 25120, 26020, 41632, 50240, 52040, 83264, 100480, 104080, 166528, 204257, 208160, 408514, 416320, 817028, 832640, 1021285, 1634056, 2042570, 3268112, 4085140, 6536224, 8170280, 13072448, 16340560, 26144896, 32681120, 65362240, 130724480]

約数ペア:

[(1, 130724480), (2, 65362240), (4, 32681120), (5, 26144896), (8, 16340560), (10, 13072448), (16, 8170280), (20, 6536224), (32, 4085140), (40, 3268112), (64, 2042570), (80, 1634056), (128, 1021285), (157, 832640), (160, 817028), (314, 416320), (320, 408514), (628, 208160), (640, 204257), (785, 166528), (1256, 104080), (1301, 100480), (1570, 83264), (2512, 52040), (2602, 50240), (3140, 41632), (5024, 26020), (5204, 25120), (6280, 20816), (6505, 20096), (10048, 13010), (10408, 12560)]