202707280

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{2687}}^1$

素因数の和:2764

約数の個数: 80

約数和(自身を含む): 503967744

約数和(自身を除く): 301260464

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 41, 46, 80, 82, 92, 115, 164, 184, 205, 230, 328, 368, 410, 460, 656, 820, 920, 943, 1640, 1840, 1886, 2687, 3280, 3772, 4715, 5374, 7544, 9430, 10748, 13435, 15088, 18860, 21496, 26870, 37720, 42992, 53740, 61801, 75440, 107480, 110167, 123602, 214960, 220334, 247204, 309005, 440668, 494408, 550835, 618010, 881336, 988816, 1101670, 1236020, 1762672, 2203340, 2472040, 2533841, 4406680, 4944080, 5067682, 8813360, 10135364, 12669205, 20270728, 25338410, 40541456, 50676820, 101353640, 202707280]

約数ペア:

[(1, 202707280), (2, 101353640), (4, 50676820), (5, 40541456), (8, 25338410), (10, 20270728), (16, 12669205), (20, 10135364), (23, 8813360), (40, 5067682), (41, 4944080), (46, 4406680), (80, 2533841), (82, 2472040), (92, 2203340), (115, 1762672), (164, 1236020), (184, 1101670), (205, 988816), (230, 881336), (328, 618010), (368, 550835), (410, 494408), (460, 440668), (656, 309005), (820, 247204), (920, 220334), (943, 214960), (1640, 123602), (1840, 110167), (1886, 107480), (2687, 75440), (3280, 61801), (3772, 53740), (4715, 42992), (5374, 37720), (7544, 26870), (9430, 21496), (10748, 18860), (13435, 15088)]