30626900

素因数分解:

$2^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{179}}^1$

素因数の和:281

約数の個数: 72

約数和(自身を含む): 70308000

約数和(自身を除く): 39681100

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 50, 58, 59, 100, 116, 118, 145, 179, 236, 290, 295, 358, 580, 590, 716, 725, 895, 1180, 1450, 1475, 1711, 1790, 2900, 2950, 3422, 3580, 4475, 5191, 5900, 6844, 8555, 8950, 10382, 10561, 17110, 17900, 20764, 21122, 25955, 34220, 42244, 42775, 51910, 52805, 85550, 103820, 105610, 129775, 171100, 211220, 259550, 264025, 306269, 519100, 528050, 612538, 1056100, 1225076, 1531345, 3062690, 6125380, 7656725, 15313450, 30626900]

約数ペア:

[(1, 30626900), (2, 15313450), (4, 7656725), (5, 6125380), (10, 3062690), (20, 1531345), (25, 1225076), (29, 1056100), (50, 612538), (58, 528050), (59, 519100), (100, 306269), (116, 264025), (118, 259550), (145, 211220), (179, 171100), (236, 129775), (290, 105610), (295, 103820), (358, 85550), (580, 52805), (590, 51910), (716, 42775), (725, 42244), (895, 34220), (1180, 25955), (1450, 21122), (1475, 20764), (1711, 17900), (1790, 17110), (2900, 10561), (2950, 10382), (3422, 8950), (3580, 8555), (4475, 6844), (5191, 5900)]