16011280

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{193}}^1$

素因数の和:284

約数の個数: 80

約数和(自身を含む): 40269744

約数和(自身を除く): 24258464

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 61, 68, 80, 85, 122, 136, 170, 193, 244, 272, 305, 340, 386, 488, 610, 680, 772, 965, 976, 1037, 1220, 1360, 1544, 1930, 2074, 2440, 3088, 3281, 3860, 4148, 4880, 5185, 6562, 7720, 8296, 10370, 11773, 13124, 15440, 16405, 16592, 20740, 23546, 26248, 32810, 41480, 47092, 52496, 58865, 65620, 82960, 94184, 117730, 131240, 188368, 200141, 235460, 262480, 400282, 470920, 800564, 941840, 1000705, 1601128, 2001410, 3202256, 4002820, 8005640, 16011280]

約数ペア:

[(1, 16011280), (2, 8005640), (4, 4002820), (5, 3202256), (8, 2001410), (10, 1601128), (16, 1000705), (17, 941840), (20, 800564), (34, 470920), (40, 400282), (61, 262480), (68, 235460), (80, 200141), (85, 188368), (122, 131240), (136, 117730), (170, 94184), (193, 82960), (244, 65620), (272, 58865), (305, 52496), (340, 47092), (386, 41480), (488, 32810), (610, 26248), (680, 23546), (772, 20740), (965, 16592), (976, 16405), (1037, 15440), (1220, 13124), (1360, 11773), (1544, 10370), (1930, 8296), (2074, 7720), (2440, 6562), (3088, 5185), (3281, 4880), (3860, 4148)]