210903275

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{229}}^1$

素因数の和:464

約数の個数: 48

約数和(自身を含む): 304935840

約数和(自身を除く): 94032565

約数列:

[1, 5, 11, 17, 25, 55, 85, 187, 197, 229, 275, 425, 935, 985, 1145, 2167, 2519, 3349, 3893, 4675, 4925, 5725, 10835, 12595, 16745, 19465, 36839, 42823, 45113, 54175, 62975, 83725, 97325, 184195, 214115, 225565, 496243, 766921, 920975, 1070575, 1127825, 2481215, 3834605, 8436131, 12406075, 19173025, 42180655, 210903275]

約数ペア:

[(1, 210903275), (5, 42180655), (11, 19173025), (17, 12406075), (25, 8436131), (55, 3834605), (85, 2481215), (187, 1127825), (197, 1070575), (229, 920975), (275, 766921), (425, 496243), (935, 225565), (985, 214115), (1145, 184195), (2167, 97325), (2519, 83725), (3349, 62975), (3893, 54175), (4675, 45113), (4925, 42823), (5725, 36839), (10835, 19465), (12595, 16745)]