88870275

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1321}}^1$

素因数の和:1373

約数の個数: 72

約数和(自身を含む): 179009376

約数和(自身を除く): 90139101

約数列:

[1, 3, 5, 9, 13, 15, 23, 25, 39, 45, 65, 69, 75, 115, 117, 195, 207, 225, 299, 325, 345, 575, 585, 897, 975, 1035, 1321, 1495, 1725, 2691, 2925, 3963, 4485, 5175, 6605, 7475, 11889, 13455, 17173, 19815, 22425, 30383, 33025, 51519, 59445, 67275, 85865, 91149, 99075, 151915, 154557, 257595, 273447, 297225, 394979, 429325, 455745, 759575, 772785, 1184937, 1287975, 1367235, 1974895, 2278725, 3554811, 3863925, 5924685, 6836175, 9874475, 17774055, 29623425, 88870275]

約数ペア:

[(1, 88870275), (3, 29623425), (5, 17774055), (9, 9874475), (13, 6836175), (15, 5924685), (23, 3863925), (25, 3554811), (39, 2278725), (45, 1974895), (65, 1367235), (69, 1287975), (75, 1184937), (115, 772785), (117, 759575), (195, 455745), (207, 429325), (225, 394979), (299, 297225), (325, 273447), (345, 257595), (575, 154557), (585, 151915), (897, 99075), (975, 91149), (1035, 85865), (1321, 67275), (1495, 59445), (1725, 51519), (2691, 33025), (2925, 30383), (3963, 22425), (4485, 19815), (5175, 17173), (6605, 13455), (7475, 11889)]