30431500

素因数分解:

$2^2\times 5^3\times {\mathrm{11}}^2\times {\mathrm{503}}^1$

素因数の和:544

約数の個数: 72

約数和(自身を含む): 73198944

約数和(自身を除く): 42767444

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 121, 125, 220, 242, 250, 275, 484, 500, 503, 550, 605, 1006, 1100, 1210, 1375, 2012, 2420, 2515, 2750, 3025, 5030, 5500, 5533, 6050, 10060, 11066, 12100, 12575, 15125, 22132, 25150, 27665, 30250, 50300, 55330, 60500, 60863, 62875, 110660, 121726, 125750, 138325, 243452, 251500, 276650, 304315, 553300, 608630, 691625, 1217260, 1383250, 1521575, 2766500, 3043150, 6086300, 7607875, 15215750, 30431500]

約数ペア:

[(1, 30431500), (2, 15215750), (4, 7607875), (5, 6086300), (10, 3043150), (11, 2766500), (20, 1521575), (22, 1383250), (25, 1217260), (44, 691625), (50, 608630), (55, 553300), (100, 304315), (110, 276650), (121, 251500), (125, 243452), (220, 138325), (242, 125750), (250, 121726), (275, 110660), (484, 62875), (500, 60863), (503, 60500), (550, 55330), (605, 50300), (1006, 30250), (1100, 27665), (1210, 25150), (1375, 22132), (2012, 15125), (2420, 12575), (2515, 12100), (2750, 11066), (3025, 10060), (5030, 6050), (5500, 5533)]