55649840

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^2\times {\mathrm{29}}^1\times {\mathrm{83}}^1$

素因数の和:159

約数の個数: 120

約数和(自身を含む): 143897040

約数和(自身を除く): 88247200

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 29, 34, 40, 58, 68, 80, 83, 85, 116, 136, 145, 166, 170, 232, 272, 289, 290, 332, 340, 415, 464, 493, 578, 580, 664, 680, 830, 986, 1156, 1160, 1328, 1360, 1411, 1445, 1660, 1972, 2312, 2320, 2407, 2465, 2822, 2890, 3320, 3944, 4624, 4814, 4930, 5644, 5780, 6640, 7055, 7888, 8381, 9628, 9860, 11288, 11560, 12035, 14110, 16762, 19256, 19720, 22576, 23120, 23987, 24070, 28220, 33524, 38512, 39440, 40919, 41905, 47974, 48140, 56440, 67048, 81838, 83810, 95948, 96280, 112880, 119935, 134096, 163676, 167620, 191896, 192560, 204595, 239870, 327352, 335240, 383792, 409190, 479740, 654704, 670480, 695623, 818380, 959480, 1391246, 1636760, 1918960, 2782492, 3273520, 3478115, 5564984, 6956230, 11129968, 13912460, 27824920, 55649840]

約数ペア:

[(1, 55649840), (2, 27824920), (4, 13912460), (5, 11129968), (8, 6956230), (10, 5564984), (16, 3478115), (17, 3273520), (20, 2782492), (29, 1918960), (34, 1636760), (40, 1391246), (58, 959480), (68, 818380), (80, 695623), (83, 670480), (85, 654704), (116, 479740), (136, 409190), (145, 383792), (166, 335240), (170, 327352), (232, 239870), (272, 204595), (289, 192560), (290, 191896), (332, 167620), (340, 163676), (415, 134096), (464, 119935), (493, 112880), (578, 96280), (580, 95948), (664, 83810), (680, 81838), (830, 67048), (986, 56440), (1156, 48140), (1160, 47974), (1328, 41905), (1360, 40919), (1411, 39440), (1445, 38512), (1660, 33524), (1972, 28220), (2312, 24070), (2320, 23987), (2407, 23120), (2465, 22576), (2822, 19720), (2890, 19256), (3320, 16762), (3944, 14110), (4624, 12035), (4814, 11560), (4930, 11288), (5644, 9860), (5780, 9628), (6640, 8381), (7055, 7888)]