212912150

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{16831}}^1$

素因数の和:16877

約数の個数: 48

約数和(自身を含む): 450828288

約数和(自身を除く): 237916138

約数列:

[1, 2, 5, 10, 11, 22, 23, 25, 46, 50, 55, 110, 115, 230, 253, 275, 506, 550, 575, 1150, 1265, 2530, 6325, 12650, 16831, 33662, 84155, 168310, 185141, 370282, 387113, 420775, 774226, 841550, 925705, 1851410, 1935565, 3871130, 4258243, 4628525, 8516486, 9257050, 9677825, 19355650, 21291215, 42582430, 106456075, 212912150]

約数ペア:

[(1, 212912150), (2, 106456075), (5, 42582430), (10, 21291215), (11, 19355650), (22, 9677825), (23, 9257050), (25, 8516486), (46, 4628525), (50, 4258243), (55, 3871130), (110, 1935565), (115, 1851410), (230, 925705), (253, 841550), (275, 774226), (506, 420775), (550, 387113), (575, 370282), (1150, 185141), (1265, 168310), (2530, 84155), (6325, 33662), (12650, 16831)]