17620228900

素因数分解:

$2^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{233}}^1\times {\mathrm{293}}^1$

素因数の和:658

約数の個数: 144

約数和(自身を含む): 40307576400

約数和(自身を除く): 22687347500

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 50, 58, 89, 100, 116, 145, 178, 233, 290, 293, 356, 445, 466, 580, 586, 725, 890, 932, 1165, 1172, 1450, 1465, 1780, 2225, 2330, 2581, 2900, 2930, 4450, 4660, 5162, 5825, 5860, 6757, 7325, 8497, 8900, 10324, 11650, 12905, 13514, 14650, 16994, 20737, 23300, 25810, 26077, 27028, 29300, 33785, 33988, 41474, 42485, 51620, 52154, 64525, 67570, 68269, 82948, 84970, 103685, 104308, 129050, 130385, 135140, 136538, 168925, 169940, 207370, 212425, 258100, 260770, 273076, 337850, 341345, 414740, 424850, 518425, 521540, 601373, 651925, 675700, 682690, 756233, 849700, 1036850, 1202746, 1303850, 1365380, 1512466, 1706725, 1979801, 2073700, 2405492, 2607700, 3006865, 3024932, 3413450, 3781165, 3959602, 6013730, 6075941, 6826900, 7562330, 7919204, 9899005, 12027460, 12151882, 15034325, 15124660, 18905825, 19798010, 24303764, 30068650, 30379705, 37811650, 39596020, 49495025, 60137300, 60759410, 75623300, 98990050, 121518820, 151898525, 176202289, 197980100, 303797050, 352404578, 607594100, 704809156, 881011445, 1762022890, 3524045780, 4405057225, 8810114450, 17620228900]

約数ペア:

[(1, 17620228900), (2, 8810114450), (4, 4405057225), (5, 3524045780), (10, 1762022890), (20, 881011445), (25, 704809156), (29, 607594100), (50, 352404578), (58, 303797050), (89, 197980100), (100, 176202289), (116, 151898525), (145, 121518820), (178, 98990050), (233, 75623300), (290, 60759410), (293, 60137300), (356, 49495025), (445, 39596020), (466, 37811650), (580, 30379705), (586, 30068650), (725, 24303764), (890, 19798010), (932, 18905825), (1165, 15124660), (1172, 15034325), (1450, 12151882), (1465, 12027460), (1780, 9899005), (2225, 7919204), (2330, 7562330), (2581, 6826900), (2900, 6075941), (2930, 6013730), (4450, 3959602), (4660, 3781165), (5162, 3413450), (5825, 3024932), (5860, 3006865), (6757, 2607700), (7325, 2405492), (8497, 2073700), (8900, 1979801), (10324, 1706725), (11650, 1512466), (12905, 1365380), (13514, 1303850), (14650, 1202746), (16994, 1036850), (20737, 849700), (23300, 756233), (25810, 682690), (26077, 675700), (27028, 651925), (29300, 601373), (33785, 521540), (33988, 518425), (41474, 424850), (42485, 414740), (51620, 341345), (52154, 337850), (64525, 273076), (67570, 260770), (68269, 258100), (82948, 212425), (84970, 207370), (103685, 169940), (104308, 168925), (129050, 136538), (130385, 135140)]