201667960

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{547}}^1\times {\mathrm{709}}^1$

素因数の和:1280

約数の個数: 64

約数和(自身を含む): 490240800

約数和(自身を除く): 288572840

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 547, 709, 1094, 1418, 2188, 2735, 2836, 3545, 4376, 5470, 5672, 7090, 7111, 9217, 10940, 14180, 14222, 18434, 21880, 28360, 28444, 35555, 36868, 46085, 56888, 71110, 73736, 92170, 142220, 184340, 284440, 368680, 387823, 775646, 1551292, 1939115, 3102584, 3878230, 5041699, 7756460, 10083398, 15512920, 20166796, 25208495, 40333592, 50416990, 100833980, 201667960]

約数ペア:

[(1, 201667960), (2, 100833980), (4, 50416990), (5, 40333592), (8, 25208495), (10, 20166796), (13, 15512920), (20, 10083398), (26, 7756460), (40, 5041699), (52, 3878230), (65, 3102584), (104, 1939115), (130, 1551292), (260, 775646), (520, 387823), (547, 368680), (709, 284440), (1094, 184340), (1418, 142220), (2188, 92170), (2735, 73736), (2836, 71110), (3545, 56888), (4376, 46085), (5470, 36868), (5672, 35555), (7090, 28444), (7111, 28360), (9217, 21880), (10940, 18434), (14180, 14222)]