200901855

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{181}}^1$

素因数の和:269

約数の個数: 96

約数和(自身を含む): 416392704

約数和(自身を除く): 215490849

約数列:

[1, 3, 5, 7, 11, 15, 21, 31, 33, 35, 55, 77, 93, 105, 155, 165, 181, 217, 231, 341, 385, 465, 543, 651, 905, 961, 1023, 1085, 1155, 1267, 1705, 1991, 2387, 2715, 2883, 3255, 3801, 4805, 5115, 5611, 5973, 6335, 6727, 7161, 9955, 10571, 11935, 13937, 14415, 16833, 19005, 20181, 28055, 29865, 31713, 33635, 35805, 39277, 41811, 52855, 61721, 69685, 73997, 84165, 100905, 117831, 158565, 173941, 185163, 196385, 209055, 221991, 308605, 369985, 432047, 521823, 589155, 869705, 925815, 1109955, 1217587, 1296141, 1913351, 2160235, 2609115, 3652761, 5740053, 6087935, 6480705, 9566755, 13393457, 18263805, 28700265, 40180371, 66967285, 200901855]

約数ペア:

[(1, 200901855), (3, 66967285), (5, 40180371), (7, 28700265), (11, 18263805), (15, 13393457), (21, 9566755), (31, 6480705), (33, 6087935), (35, 5740053), (55, 3652761), (77, 2609115), (93, 2160235), (105, 1913351), (155, 1296141), (165, 1217587), (181, 1109955), (217, 925815), (231, 869705), (341, 589155), (385, 521823), (465, 432047), (543, 369985), (651, 308605), (905, 221991), (961, 209055), (1023, 196385), (1085, 185163), (1155, 173941), (1267, 158565), (1705, 117831), (1991, 100905), (2387, 84165), (2715, 73997), (2883, 69685), (3255, 61721), (3801, 52855), (4805, 41811), (5115, 39277), (5611, 35805), (5973, 33635), (6335, 31713), (6727, 29865), (7161, 28055), (9955, 20181), (10571, 19005), (11935, 16833), (13937, 14415)]