25355840

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1$

素因数の和:172

約数の個数: 112

約数和(自身を含む): 65836800

約数和(自身を除く): 40480960

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 59, 64, 68, 79, 80, 85, 118, 136, 158, 160, 170, 236, 272, 295, 316, 320, 340, 395, 472, 544, 590, 632, 680, 790, 944, 1003, 1088, 1180, 1264, 1343, 1360, 1580, 1888, 2006, 2360, 2528, 2686, 2720, 3160, 3776, 4012, 4661, 4720, 5015, 5056, 5372, 5440, 6320, 6715, 8024, 9322, 9440, 10030, 10744, 12640, 13430, 16048, 18644, 18880, 20060, 21488, 23305, 25280, 26860, 32096, 37288, 40120, 42976, 46610, 53720, 64192, 74576, 79237, 80240, 85952, 93220, 107440, 149152, 158474, 160480, 186440, 214880, 298304, 316948, 320960, 372880, 396185, 429760, 633896, 745760, 792370, 1267792, 1491520, 1584740, 2535584, 3169480, 5071168, 6338960, 12677920, 25355840]

約数ペア:

[(1, 25355840), (2, 12677920), (4, 6338960), (5, 5071168), (8, 3169480), (10, 2535584), (16, 1584740), (17, 1491520), (20, 1267792), (32, 792370), (34, 745760), (40, 633896), (59, 429760), (64, 396185), (68, 372880), (79, 320960), (80, 316948), (85, 298304), (118, 214880), (136, 186440), (158, 160480), (160, 158474), (170, 149152), (236, 107440), (272, 93220), (295, 85952), (316, 80240), (320, 79237), (340, 74576), (395, 64192), (472, 53720), (544, 46610), (590, 42976), (632, 40120), (680, 37288), (790, 32096), (944, 26860), (1003, 25280), (1088, 23305), (1180, 21488), (1264, 20060), (1343, 18880), (1360, 18644), (1580, 16048), (1888, 13430), (2006, 12640), (2360, 10744), (2528, 10030), (2686, 9440), (2720, 9322), (3160, 8024), (3776, 6715), (4012, 6320), (4661, 5440), (4720, 5372), (5015, 5056)]