109900040

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{617}}^1$

素因数の和:762

約数の個数: 64

約数和(自身を含む): 255184560

約数和(自身を除く): 145284520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 73, 122, 146, 244, 292, 305, 365, 488, 584, 610, 617, 730, 1220, 1234, 1460, 2440, 2468, 2920, 3085, 4453, 4936, 6170, 8906, 12340, 17812, 22265, 24680, 35624, 37637, 44530, 45041, 75274, 89060, 90082, 150548, 178120, 180164, 188185, 225205, 301096, 360328, 376370, 450410, 752740, 900820, 1505480, 1801640, 2747501, 5495002, 10990004, 13737505, 21980008, 27475010, 54950020, 109900040]

約数ペア:

[(1, 109900040), (2, 54950020), (4, 27475010), (5, 21980008), (8, 13737505), (10, 10990004), (20, 5495002), (40, 2747501), (61, 1801640), (73, 1505480), (122, 900820), (146, 752740), (244, 450410), (292, 376370), (305, 360328), (365, 301096), (488, 225205), (584, 188185), (610, 180164), (617, 178120), (730, 150548), (1220, 90082), (1234, 89060), (1460, 75274), (2440, 45041), (2468, 44530), (2920, 37637), (3085, 35624), (4453, 24680), (4936, 22265), (6170, 17812), (8906, 12340)]