145818880

素因数分解:

$2^8\times 5^1\times {\mathrm{113921}}^1$

素因数の和:113942

約数の個数: 36

約数和(自身を含む): 349284852

約数和(自身を除く): 203465972

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 113921, 227842, 455684, 569605, 911368, 1139210, 1822736, 2278420, 3645472, 4556840, 7290944, 9113680, 14581888, 18227360, 29163776, 36454720, 72909440, 145818880]

約数ペア:

[(1, 145818880), (2, 72909440), (4, 36454720), (5, 29163776), (8, 18227360), (10, 14581888), (16, 9113680), (20, 7290944), (32, 4556840), (40, 3645472), (64, 2278420), (80, 1822736), (128, 1139210), (160, 911368), (256, 569605), (320, 455684), (640, 227842), (1280, 113921)]